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class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Indhold</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">flyt til sidebjælken</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">skjul</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Indledning</div> </a> </li> <li id="toc-Gravitation_i_klassisk_mekanik" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Gravitation_i_klassisk_mekanik"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Gravitation i klassisk mekanik</span> </div> </a> <button aria-controls="toc-Gravitation_i_klassisk_mekanik-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Vis/skjul underafsnit Gravitation i klassisk mekanik</span> </button> <ul id="toc-Gravitation_i_klassisk_mekanik-sublist" class="vector-toc-list"> <li id="toc-Newtons_universelle_gravitationslov" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Newtons_universelle_gravitationslov"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Newtons universelle gravitationslov</span> </div> </a> <ul id="toc-Newtons_universelle_gravitationslov-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Potentiel_energi_i_tyngdefeltet" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Potentiel_energi_i_tyngdefeltet"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Potentiel energi i tyngdefeltet</span> </div> </a> <ul id="toc-Potentiel_energi_i_tyngdefeltet-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Gravitation_i_den_generelle_relativitetsteori" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Gravitation_i_den_generelle_relativitetsteori"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Gravitation i den generelle relativitetsteori</span> </div> </a> <button aria-controls="toc-Gravitation_i_den_generelle_relativitetsteori-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Vis/skjul underafsnit Gravitation i den generelle relativitetsteori</span> </button> <ul id="toc-Gravitation_i_den_generelle_relativitetsteori-sublist" class="vector-toc-list"> <li id="toc-Gravitation,_solsystemer,_galakser_og_universet" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Gravitation,_solsystemer,_galakser_og_universet"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Gravitation, solsystemer, galakser og universet</span> </div> </a> <ul id="toc-Gravitation,_solsystemer,_galakser_og_universet-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Einstein-ring" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Einstein-ring"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Einstein-ring</span> </div> </a> <ul id="toc-Einstein-ring-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Kilder/referencer" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Kilder/referencer"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Kilder/referencer</span> </div> </a> <ul id="toc-Kilder/referencer-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Se_også" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Se_også"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Se også</span> </div> </a> <ul id="toc-Se_også-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eksterne_henvisninger" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Eksterne_henvisninger"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Eksterne henvisninger</span> </div> </a> <ul id="toc-Eksterne_henvisninger-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Indhold" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Vis/skjul indholdsfortegnelsen" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Vis/skjul indholdsfortegnelsen</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Gravitation</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Gå til en artikel på et andet sprog. Tilgængelig på 162 sprog" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-162" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">162 sprog</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Swaartekrag" title="Swaartekrag – afrikaans" lang="af" hreflang="af" data-title="Swaartekrag" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Gravitation" title="Gravitation – schweizertysk" lang="gsw" hreflang="gsw" data-title="Gravitation" data-language-autonym="Alemannisch" data-language-local-name="schweizertysk" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%8C%8D%E1%88%B5%E1%89%A0%E1%89%B5" title="ግስበት – amharisk" lang="am" hreflang="am" data-title="ግስበት" data-language-autonym="አማርኛ" data-language-local-name="amharisk" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Gravedat" title="Gravedat – aragonsk" lang="an" hreflang="an" data-title="Gravedat" data-language-autonym="Aragonés" data-language-local-name="aragonsk" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-anp mw-list-item"><a href="https://anp.wikipedia.org/wiki/%E0%A4%97%E0%A5%81%E0%A4%B0%E0%A5%81%E0%A4%A4%E0%A5%8D%E0%A4%B5%E0%A4%BE%E0%A4%95%E0%A4%B0%E0%A5%8D%E0%A4%B7%E0%A4%A3" title="गुरुत्वाकर्षण – angika" lang="anp" hreflang="anp" data-title="गुरुत्वाकर्षण" data-language-autonym="अंगिका" data-language-local-name="angika" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AC%D8%A7%D8%B0%D8%A8%D9%8A%D8%A9" title="جاذبية – arabisk" lang="ar" hreflang="ar" data-title="جاذبية" data-language-autonym="العربية" data-language-local-name="arabisk" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D8%AC%D8%A7%D8%A8%D8%AF%D9%8A%D8%A9" title="جابدية – Moroccan Arabic" lang="ary" hreflang="ary" data-title="جابدية" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%AC%D8%A7%D8%B0%D8%A8%D9%8A%D9%87" title="جاذبيه – Egyptian Arabic" lang="arz" hreflang="arz" data-title="جاذبيه" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-as mw-list-item"><a href="https://as.wikipedia.org/wiki/%E0%A6%AE%E0%A6%B9%E0%A6%BE%E0%A6%95%E0%A7%B0%E0%A7%8D%E0%A6%B7%E0%A6%A3" title="মহাকৰ্ষণ – assamesisk" lang="as" hreflang="as" data-title="মহাকৰ্ষণ" data-language-autonym="অসমীয়া" data-language-local-name="assamesisk" class="interlanguage-link-target"><span>অসমীয়া</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Graved%C3%A1" title="Gravedá – asturisk" lang="ast" hreflang="ast" data-title="Gravedá" data-language-autonym="Asturianu" data-language-local-name="asturisk" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-awa mw-list-item"><a href="https://awa.wikipedia.org/wiki/%E0%A4%97%E0%A5%81%E0%A4%B0%E0%A5%81%E0%A4%A4%E0%A5%8D%E0%A4%B5%E0%A4%BE%E0%A4%95%E0%A4%B0%E0%A5%8D%E0%A4%B7%E0%A4%A3" title="गुरुत्वाकर्षण – awadhi" lang="awa" hreflang="awa" data-title="गुरुत्वाकर्षण" data-language-autonym="अवधी" data-language-local-name="awadhi" class="interlanguage-link-target"><span>अवधी</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Cazib%C9%99_q%C3%BCvv%C9%99si" title="Cazibə qüvvəsi – aserbajdsjansk" lang="az" hreflang="az" data-title="Cazibə qüvvəsi" data-language-autonym="Azərbaycanca" data-language-local-name="aserbajdsjansk" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%AC%D8%A7%D8%B0%DB%8C%D8%A8%D9%87" title="جاذیبه – South Azerbaijani" lang="azb" hreflang="azb" data-title="جاذیبه" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%8F" title="Гравитация – bashkir" lang="ba" hreflang="ba" data-title="Гравитация" data-language-autonym="Башҡортса" data-language-local-name="bashkir" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Schwaakroft" title="Schwaakroft – Bavarian" lang="bar" hreflang="bar" data-title="Schwaakroft" data-language-autonym="Boarisch" data-language-local-name="Bavarian" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bat-smg mw-list-item"><a href="https://bat-smg.wikipedia.org/wiki/Gravitac%C4%97j%C4%97" title="Gravitacėjė – Samogitian" lang="sgs" hreflang="sgs" data-title="Gravitacėjė" data-language-autonym="Žemaitėška" data-language-local-name="Samogitian" class="interlanguage-link-target"><span>Žemaitėška</span></a></li><li class="interlanguage-link interwiki-bcl mw-list-item"><a href="https://bcl.wikipedia.org/wiki/Grabidad" title="Grabidad – Central Bikol" lang="bcl" hreflang="bcl" data-title="Grabidad" data-language-autonym="Bikol Central" data-language-local-name="Central Bikol" class="interlanguage-link-target"><span>Bikol Central</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D1%96%D1%82%D0%B0%D1%86%D1%8B%D1%8F" title="Гравітацыя – belarusisk" lang="be" hreflang="be" data-title="Гравітацыя" data-language-autonym="Беларуская" data-language-local-name="belarusisk" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D1%96%D1%82%D0%B0%D1%86%D1%8B%D1%8F" title="Гравітацыя – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Гравітацыя" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bew mw-list-item"><a href="https://bew.wikipedia.org/wiki/Gaya_s%C3%A8ngg%C3%A8t" title="Gaya sènggèt – Betawi" lang="bew" hreflang="bew" data-title="Gaya sènggèt" data-language-autonym="Betawi" data-language-local-name="Betawi" class="interlanguage-link-target"><span>Betawi</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%8F" title="Гравитация – bulgarsk" lang="bg" hreflang="bg" data-title="Гравитация" data-language-autonym="Български" data-language-local-name="bulgarsk" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bjn mw-list-item"><a href="https://bjn.wikipedia.org/wiki/Gravitasi" title="Gravitasi – Banjar" lang="bjn" hreflang="bjn" data-title="Gravitasi" data-language-autonym="Banjar" data-language-local-name="Banjar" class="interlanguage-link-target"><span>Banjar</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AE%E0%A6%B9%E0%A6%BE%E0%A6%95%E0%A6%B0%E0%A7%8D%E0%A6%B7" title="মহাকর্ষ – bengali" lang="bn" hreflang="bn" data-title="মহাকর্ষ" data-language-autonym="বাংলা" data-language-local-name="bengali" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bpy mw-list-item"><a href="https://bpy.wikipedia.org/wiki/%E0%A6%85%E0%A6%AD%E0%A6%BF%E0%A6%95%E0%A6%B0%E0%A7%8D%E0%A6%B7" title="অভিকর্ষ – Bishnupriya" lang="bpy" hreflang="bpy" data-title="অভিকর্ষ" data-language-autonym="বিষ্ণুপ্রিয়া মণিপুরী" data-language-local-name="Bishnupriya" class="interlanguage-link-target"><span>বিষ্ণুপ্রিয়া মণিপুরী</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Gravitadur" title="Gravitadur – bretonsk" lang="br" hreflang="br" data-title="Gravitadur" data-language-autonym="Brezhoneg" data-language-local-name="bretonsk" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Gravitacija" title="Gravitacija – bosnisk" lang="bs" hreflang="bs" data-title="Gravitacija" data-language-autonym="Bosanski" data-language-local-name="bosnisk" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Gravetat" title="Gravetat – catalansk" lang="ca" hreflang="ca" data-title="Gravetat" data-language-autonym="Català" data-language-local-name="catalansk" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-chr mw-list-item"><a href="https://chr.wikipedia.org/wiki/%E1%8E%A0%E1%8F%93%E1%8E%BE%E1%8F%8C%E1%8F%81%E1%8F%8D%E1%8E%A9" title="ᎠᏓᎾᏌᏁᏍᎩ – cherokee" lang="chr" hreflang="chr" data-title="ᎠᏓᎾᏌᏁᏍᎩ" data-language-autonym="ᏣᎳᎩ" data-language-local-name="cherokee" class="interlanguage-link-target"><span>ᏣᎳᎩ</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%DA%95%D8%A7%DA%A9%DB%8E%D8%B4%D8%A7%D9%86_(%D9%81%DB%8C%D8%B2%DB%8C%DA%A9)" title="ڕاکێشان (فیزیک) – sorani" lang="ckb" hreflang="ckb" data-title="ڕاکێشان (فیزیک)" data-language-autonym="کوردی" data-language-local-name="sorani" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Gravitace" title="Gravitace – tjekkisk" lang="cs" hreflang="cs" data-title="Gravitace" data-language-autonym="Čeština" data-language-local-name="tjekkisk" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8" title="Гравитаци – tjuvasjisk" lang="cv" hreflang="cv" data-title="Гравитаци" data-language-autonym="Чӑвашла" data-language-local-name="tjuvasjisk" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Disgyrchiant" title="Disgyrchiant – walisisk" lang="cy" hreflang="cy" data-title="Disgyrchiant" data-language-autonym="Cymraeg" data-language-local-name="walisisk" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Gravitation" title="Gravitation – tysk" lang="de" hreflang="de" data-title="Gravitation" data-language-autonym="Deutsch" data-language-local-name="tysk" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/Ant%C4%B1%C5%9F%C3%AA_erdi" title="Antışê erdi – Zazaki" lang="diq" hreflang="diq" data-title="Antışê erdi" data-language-autonym="Zazaki" data-language-local-name="Zazaki" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%92%CE%B1%CF%81%CF%8D%CF%84%CE%B7%CF%84%CE%B1" title="Βαρύτητα – græsk" lang="el" hreflang="el" data-title="Βαρύτητα" data-language-autonym="Ελληνικά" data-language-local-name="græsk" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Gravity" title="Gravity – engelsk" lang="en" hreflang="en" data-title="Gravity" data-language-autonym="English" data-language-local-name="engelsk" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Gravito" title="Gravito – esperanto" lang="eo" hreflang="eo" data-title="Gravito" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Gravedad" title="Gravedad – spansk" lang="es" hreflang="es" data-title="Gravedad" data-language-autonym="Español" data-language-local-name="spansk" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Gravitatsioon" title="Gravitatsioon – estisk" lang="et" hreflang="et" data-title="Gravitatsioon" data-language-autonym="Eesti" data-language-local-name="estisk" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Grabitazio" title="Grabitazio – baskisk" lang="eu" hreflang="eu" data-title="Grabitazio" data-language-autonym="Euskara" data-language-local-name="baskisk" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/Graved%C3%A1" title="Gravedá – Extremaduran" lang="ext" hreflang="ext" data-title="Gravedá" data-language-autonym="Estremeñu" data-language-local-name="Extremaduran" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%AF%D8%B1%D8%A7%D9%86%D8%B4" title="گرانش – persisk" lang="fa" hreflang="fa" data-title="گرانش" data-language-autonym="فارسی" data-language-local-name="persisk" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Painovoima" title="Painovoima – finsk" lang="fi" hreflang="fi" data-title="Painovoima" data-language-autonym="Suomi" data-language-local-name="finsk" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fj mw-list-item"><a href="https://fj.wikipedia.org/wiki/Bibi" title="Bibi – fijiansk" lang="fj" hreflang="fj" data-title="Bibi" data-language-autonym="Na Vosa Vakaviti" data-language-local-name="fijiansk" class="interlanguage-link-target"><span>Na Vosa Vakaviti</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Gravitation" title="Gravitation – fransk" lang="fr" hreflang="fr" data-title="Gravitation" data-language-autonym="Français" data-language-local-name="fransk" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Swaarkr%C3%A4%C3%A4ft" title="Swaarkrääft – nordfrisisk" lang="frr" hreflang="frr" data-title="Swaarkrääft" data-language-autonym="Nordfriisk" data-language-local-name="nordfrisisk" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Swiertekr%C3%AAft" title="Swiertekrêft – vestfrisisk" lang="fy" hreflang="fy" data-title="Swiertekrêft" data-language-autonym="Frysk" data-language-local-name="vestfrisisk" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Imtharraingt" title="Imtharraingt – irsk" lang="ga" hreflang="ga" data-title="Imtharraingt" data-language-autonym="Gaeilge" data-language-local-name="irsk" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gcr mw-list-item"><a href="https://gcr.wikipedia.org/wiki/Gravitasyon" title="Gravitasyon – Guianan Creole" lang="gcr" hreflang="gcr" data-title="Gravitasyon" data-language-autonym="Kriyòl gwiyannen" data-language-local-name="Guianan Creole" class="interlanguage-link-target"><span>Kriyòl gwiyannen</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Iom-tharraing" title="Iom-tharraing – skotsk gælisk" lang="gd" hreflang="gd" data-title="Iom-tharraing" data-language-autonym="Gàidhlig" data-language-local-name="skotsk gælisk" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Gravidade" title="Gravidade – galicisk" lang="gl" hreflang="gl" data-title="Gravidade" data-language-autonym="Galego" data-language-local-name="galicisk" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gn mw-list-item"><a href="https://gn.wikipedia.org/wiki/Mbaretepyte" title="Mbaretepyte – guarani" lang="gn" hreflang="gn" data-title="Mbaretepyte" data-language-autonym="Avañe'ẽ" data-language-local-name="guarani" class="interlanguage-link-target"><span>Avañe'ẽ</span></a></li><li class="interlanguage-link interwiki-gor mw-list-item"><a href="https://gor.wikipedia.org/wiki/Gravitasi" title="Gravitasi – gorontalo" lang="gor" hreflang="gor" data-title="Gravitasi" data-language-autonym="Bahasa Hulontalo" data-language-local-name="gorontalo" class="interlanguage-link-target"><span>Bahasa Hulontalo</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%97%E0%AB%81%E0%AA%B0%E0%AB%81%E0%AA%A4%E0%AB%8D%E0%AA%B5%E0%AA%BE%E0%AA%95%E0%AA%B0%E0%AB%8D%E0%AA%B7%E0%AA%A3" title="ગુરુત્વાકર્ષણ – gujarati" lang="gu" hreflang="gu" data-title="ગુરુત્વાકર્ષણ" data-language-autonym="ગુજરાતી" data-language-local-name="gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Ym-hayrn" title="Ym-hayrn – manx" lang="gv" hreflang="gv" data-title="Ym-hayrn" data-language-autonym="Gaelg" data-language-local-name="manx" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9B%D7%91%D7%99%D7%93%D7%94" title="כבידה – hebraisk" lang="he" hreflang="he" data-title="כבידה" data-language-autonym="עברית" data-language-local-name="hebraisk" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%97%E0%A5%81%E0%A4%B0%E0%A5%81%E0%A4%A4%E0%A5%8D%E0%A4%B5%E0%A4%BE%E0%A4%95%E0%A4%B0%E0%A5%8D%E0%A4%B7%E0%A4%A3" title="गुरुत्वाकर्षण – hindi" lang="hi" hreflang="hi" data-title="गुरुत्वाकर्षण" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hif mw-list-item"><a href="https://hif.wikipedia.org/wiki/Gravitation" title="Gravitation – Fiji Hindi" lang="hif" hreflang="hif" data-title="Gravitation" data-language-autonym="Fiji Hindi" data-language-local-name="Fiji Hindi" class="interlanguage-link-target"><span>Fiji Hindi</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Gravitacija" title="Gravitacija – kroatisk" lang="hr" hreflang="hr" data-title="Gravitacija" data-language-autonym="Hrvatski" data-language-local-name="kroatisk" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Gravitasyon" title="Gravitasyon – haitisk" lang="ht" hreflang="ht" data-title="Gravitasyon" data-language-autonym="Kreyòl ayisyen" data-language-local-name="haitisk" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Gravit%C3%A1ci%C3%B3" title="Gravitáció – ungarsk" lang="hu" hreflang="hu" data-title="Gravitáció" data-language-autonym="Magyar" data-language-local-name="ungarsk" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%81%D5%A3%D5%B8%D5%B2%D5%A1%D5%AF%D5%A1%D5%B6%D5%B8%D6%82%D5%A9%D5%B5%D5%B8%D6%82%D5%B6" title="Ձգողականություն – armensk" lang="hy" hreflang="hy" data-title="Ձգողականություն" data-language-autonym="Հայերեն" data-language-local-name="armensk" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Gravitation" title="Gravitation – interlingua" lang="ia" hreflang="ia" data-title="Gravitation" data-language-autonym="Interlingua" data-language-local-name="interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-iba mw-list-item"><a href="https://iba.wikipedia.org/wiki/Graviti" title="Graviti – iban" lang="iba" hreflang="iba" data-title="Graviti" data-language-autonym="Jaku Iban" data-language-local-name="iban" class="interlanguage-link-target"><span>Jaku Iban</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Gravitasi" title="Gravitasi – indonesisk" lang="id" hreflang="id" data-title="Gravitasi" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesisk" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ie mw-list-item"><a href="https://ie.wikipedia.org/wiki/Gravitation" title="Gravitation – interlingue" lang="ie" hreflang="ie" data-title="Gravitation" data-language-autonym="Interlingue" data-language-local-name="interlingue" class="interlanguage-link-target"><span>Interlingue</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Gravitado" title="Gravitado – ido" lang="io" hreflang="io" data-title="Gravitado" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/%C3%9Eyngdarafl" title="Þyngdarafl – islandsk" lang="is" hreflang="is" data-title="Þyngdarafl" data-language-autonym="Íslenska" data-language-local-name="islandsk" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Interazione_gravitazionale" title="Interazione gravitazionale – italiensk" lang="it" hreflang="it" data-title="Interazione gravitazionale" data-language-autonym="Italiano" data-language-local-name="italiensk" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E9%87%8D%E5%8A%9B" title="重力 – japansk" lang="ja" hreflang="ja" data-title="重力" data-language-autonym="日本語" data-language-local-name="japansk" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jam mw-list-item"><a href="https://jam.wikipedia.org/wiki/Gravitieshan" title="Gravitieshan – Jamaican Creole English" lang="jam" hreflang="jam" data-title="Gravitieshan" data-language-autonym="Patois" data-language-local-name="Jamaican Creole English" class="interlanguage-link-target"><span>Patois</span></a></li><li class="interlanguage-link interwiki-jbo mw-list-item"><a href="https://jbo.wikipedia.org/wiki/maircpukai" title="maircpukai – lojban" lang="jbo" hreflang="jbo" data-title="maircpukai" data-language-autonym="La .lojban." data-language-local-name="lojban" class="interlanguage-link-target"><span>La .lojban.</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Gravitasi" title="Gravitasi – javanesisk" lang="jv" hreflang="jv" data-title="Gravitasi" data-language-autonym="Jawa" data-language-local-name="javanesisk" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%92%E1%83%A0%E1%83%90%E1%83%95%E1%83%98%E1%83%A2%E1%83%90%E1%83%AA%E1%83%98%E1%83%90" title="გრავიტაცია – georgisk" lang="ka" hreflang="ka" data-title="გრავიტაცია" data-language-autonym="ქართული" data-language-local-name="georgisk" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Taldayt" title="Taldayt – kabylsk" lang="kab" hreflang="kab" data-title="Taldayt" data-language-autonym="Taqbaylit" data-language-local-name="kabylsk" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-kbp mw-list-item"><a href="https://kbp.wikipedia.org/wiki/%C6%89ama_h%C9%94m_%C9%96o%C5%8B_(gravitation)" title="Ɖama hɔm ɖoŋ (gravitation) – Kabiye" lang="kbp" hreflang="kbp" data-title="Ɖama hɔm ɖoŋ (gravitation)" data-language-autonym="Kabɩyɛ" data-language-local-name="Kabiye" class="interlanguage-link-target"><span>Kabɩyɛ</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%8F" title="Гравитация – kasakhisk" lang="kk" hreflang="kk" data-title="Гравитация" data-language-autonym="Қазақша" data-language-local-name="kasakhisk" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%97%E0%B3%81%E0%B2%B0%E0%B3%81%E0%B2%A4%E0%B3%8D%E0%B2%B5" title="ಗುರುತ್ವ – kannada" lang="kn" hreflang="kn" data-title="ಗುರುತ್ವ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%A4%91%EB%A0%A5" title="중력 – koreansk" lang="ko" hreflang="ko" data-title="중력" data-language-autonym="한국어" data-language-local-name="koreansk" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ks mw-list-item"><a href="https://ks.wikipedia.org/wiki/%DA%AF%D8%B1%D9%9B%D9%B2%D9%86%D8%A0" title="گرٛٲنؠ – kashmiri" lang="ks" hreflang="ks" data-title="گرٛٲنؠ" data-language-autonym="कॉशुर / کٲشُر" data-language-local-name="kashmiri" class="interlanguage-link-target"><span>कॉशुर / کٲشُر</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Rak%C3%AA%C5%9F" title="Rakêş – kurdisk" lang="ku" hreflang="ku" data-title="Rakêş" data-language-autonym="Kurdî" data-language-local-name="kurdisk" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%A2%D0%B0%D1%80%D1%82%D1%8B%D0%BB%D1%83%D1%83" title="Тартылуу – kirgisisk" lang="ky" hreflang="ky" data-title="Тартылуу" data-language-autonym="Кыргызча" data-language-local-name="kirgisisk" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Gravitas_(physica)" title="Gravitas (physica) – latin" lang="la" hreflang="la" data-title="Gravitas (physica)" data-language-autonym="Latina" data-language-local-name="latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Gravitatioun" title="Gravitatioun – luxembourgsk" lang="lb" hreflang="lb" data-title="Gravitatioun" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxembourgsk" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lfn mw-list-item"><a href="https://lfn.wikipedia.org/wiki/Gravita" title="Gravita – Lingua Franca Nova" lang="lfn" hreflang="lfn" data-title="Gravita" data-language-autonym="Lingua Franca Nova" data-language-local-name="Lingua Franca Nova" class="interlanguage-link-target"><span>Lingua Franca Nova</span></a></li><li class="interlanguage-link interwiki-lg mw-list-item"><a href="https://lg.wikipedia.org/wiki/Essikirizo_(Gravity)" title="Essikirizo (Gravity) – ganda" lang="lg" hreflang="lg" data-title="Essikirizo (Gravity)" data-language-autonym="Luganda" data-language-local-name="ganda" class="interlanguage-link-target"><span>Luganda</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Zwaordjekraf" title="Zwaordjekraf – limburgsk" lang="li" hreflang="li" data-title="Zwaordjekraf" data-language-autonym="Limburgs" data-language-local-name="limburgsk" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Forza_de_gravit%C3%A0" title="Forza de gravità – Lombard" lang="lmo" hreflang="lmo" data-title="Forza de gravità" data-language-autonym="Lombard" data-language-local-name="Lombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lo mw-list-item"><a href="https://lo.wikipedia.org/wiki/%E0%BA%81%E0%BA%B2%E0%BA%A7%E0%BA%B4%E0%BA%97%E0%BA%B1%E0%BA%94" title="ກາວິທັດ – lao" lang="lo" hreflang="lo" data-title="ກາວິທັດ" data-language-autonym="ລາວ" data-language-local-name="lao" class="interlanguage-link-target"><span>ລາວ</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Gravitacija" title="Gravitacija – litauisk" lang="lt" hreflang="lt" data-title="Gravitacija" data-language-autonym="Lietuvių" data-language-local-name="litauisk" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Gravit%C4%81cija" title="Gravitācija – lettisk" lang="lv" hreflang="lv" data-title="Gravitācija" data-language-autonym="Latviešu" data-language-local-name="lettisk" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Gravitasi" title="Gravitasi – minangkabau" lang="min" hreflang="min" data-title="Gravitasi" data-language-autonym="Minangkabau" data-language-local-name="minangkabau" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%98%D0%B0" title="Гравитација – makedonsk" lang="mk" hreflang="mk" data-title="Гравитација" data-language-autonym="Македонски" data-language-local-name="makedonsk" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%97%E0%B5%81%E0%B4%B0%E0%B5%81%E0%B4%A4%E0%B5%8D%E0%B4%B5%E0%B4%BE%E0%B4%95%E0%B5%BC%E0%B4%B7%E0%B4%A3%E0%B4%82" title="ഗുരുത്വാകർഷണം – malayalam" lang="ml" hreflang="ml" data-title="ഗുരുത്വാകർഷണം" data-language-autonym="മലയാളം" data-language-local-name="malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8" title="Гравитаци – mongolsk" lang="mn" hreflang="mn" data-title="Гравитаци" data-language-autonym="Монгол" data-language-local-name="mongolsk" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%97%E0%A5%81%E0%A4%B0%E0%A5%81%E0%A4%A4%E0%A5%8D%E0%A4%B5%E0%A4%BE%E0%A4%95%E0%A4%B0%E0%A5%8D%E0%A4%B7%E0%A4%A3" title="गुरुत्वाकर्षण – marathisk" lang="mr" hreflang="mr" data-title="गुरुत्वाकर्षण" data-language-autonym="मराठी" data-language-local-name="marathisk" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Graviti" title="Graviti – malajisk" lang="ms" hreflang="ms" data-title="Graviti" data-language-autonym="Bahasa Melayu" data-language-local-name="malajisk" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mwl mw-list-item"><a href="https://mwl.wikipedia.org/wiki/Grabidade" title="Grabidade – mirandesisk" lang="mwl" hreflang="mwl" data-title="Grabidade" data-language-autonym="Mirandés" data-language-local-name="mirandesisk" class="interlanguage-link-target"><span>Mirandés</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%92%E1%80%BC%E1%80%95%E1%80%BA%E1%80%86%E1%80%BD%E1%80%B2%E1%80%A1%E1%80%AC%E1%80%B8" title="ဒြပ်ဆွဲအား – burmesisk" lang="my" hreflang="my" data-title="ဒြပ်ဆွဲအား" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="burmesisk" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Gravitatschoon" title="Gravitatschoon – nedertysk" lang="nds" hreflang="nds" data-title="Gravitatschoon" data-language-autonym="Plattdüütsch" data-language-local-name="nedertysk" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%97%E0%A5%81%E0%A4%B0%E0%A5%81%E0%A4%A4%E0%A5%8D%E0%A4%B5_%E0%A4%AC%E0%A4%B2" title="गुरुत्व बल – nepalesisk" lang="ne" hreflang="ne" data-title="गुरुत्व बल" data-language-autonym="नेपाली" data-language-local-name="nepalesisk" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-new mw-list-item"><a href="https://new.wikipedia.org/wiki/%E0%A4%97%E0%A5%87%E0%A4%81%E0%A4%B8%E0%A5%81" title="गेँसु – newari" lang="new" hreflang="new" data-title="गेँसु" data-language-autonym="नेपाल भाषा" data-language-local-name="newari" class="interlanguage-link-target"><span>नेपाल भाषा</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Zwaartekracht" title="Zwaartekracht – nederlandsk" lang="nl" hreflang="nl" data-title="Zwaartekracht" data-language-autonym="Nederlands" data-language-local-name="nederlandsk" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Gravitasjon" title="Gravitasjon – nynorsk" lang="nn" hreflang="nn" data-title="Gravitasjon" data-language-autonym="Norsk nynorsk" data-language-local-name="nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Gravitasjon" title="Gravitasjon – bokmål" lang="nb" hreflang="nb" data-title="Gravitasjon" data-language-autonym="Norsk bokmål" data-language-local-name="bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nov mw-list-item"><a href="https://nov.wikipedia.org/wiki/Gravitatione" title="Gravitatione – Novial" lang="nov" hreflang="nov" data-title="Gravitatione" data-language-autonym="Novial" data-language-local-name="Novial" class="interlanguage-link-target"><span>Novial</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Gravitacion" title="Gravitacion – occitansk" lang="oc" hreflang="oc" data-title="Gravitacion" data-language-autonym="Occitan" data-language-local-name="occitansk" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Harkisoo" title="Harkisoo – oromo" lang="om" hreflang="om" data-title="Harkisoo" data-language-autonym="Oromoo" data-language-local-name="oromo" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%97%E0%A9%81%E0%A8%B0%E0%A9%82%E0%A8%A4%E0%A8%BE_%E0%A8%96%E0%A8%BF%E0%A9%B1%E0%A8%9A" title="ਗੁਰੂਤਾ ਖਿੱਚ – punjabisk" lang="pa" hreflang="pa" data-title="ਗੁਰੂਤਾ ਖਿੱਚ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="punjabisk" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Grawitacja" title="Grawitacja – polsk" lang="pl" hreflang="pl" data-title="Grawitacja" data-language-autonym="Polski" data-language-local-name="polsk" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%DA%AF%D8%B1%DB%8C%D9%88%DB%8C%D9%B9%DB%8C" title="گریویٹی – Western Punjabi" lang="pnb" hreflang="pnb" data-title="گریویٹی" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%AF_%D8%AC%D8%A7%D8%B0%D8%A8%DB%90_%D9%82%D9%88%D9%87" title="د جاذبې قوه – pashto" lang="ps" hreflang="ps" data-title="د جاذبې قوه" data-language-autonym="پښتو" data-language-local-name="pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Gravidade" title="Gravidade – portugisisk" lang="pt" hreflang="pt" data-title="Gravidade" data-language-autonym="Português" data-language-local-name="portugisisk" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Llasaturaku" title="Llasaturaku – quechua" lang="qu" hreflang="qu" data-title="Llasaturaku" data-language-autonym="Runa Simi" data-language-local-name="quechua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Gravita%C8%9Bie" title="Gravitație – rumænsk" lang="ro" hreflang="ro" data-title="Gravitație" data-language-autonym="Română" data-language-local-name="rumænsk" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%8F" title="Гравитация – russisk" lang="ru" hreflang="ru" data-title="Гравитация" data-language-autonym="Русский" data-language-local-name="russisk" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D2%90%D1%80%D0%B0%D0%B2%D1%96%D1%82%D0%B0%D1%86%D1%96%D1%8F" title="Ґравітація – Rusyn" lang="rue" hreflang="rue" data-title="Ґравітація" data-language-autonym="Русиньскый" data-language-local-name="Rusyn" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%97%E0%A5%81%E0%A4%B0%E0%A5%81%E0%A4%A4%E0%A5%8D%E0%A4%B5%E0%A4%BE%E0%A4%95%E0%A4%B0%E0%A5%8D%E0%A4%B7%E0%A4%A3%E0%A4%B6%E0%A4%95%E0%A5%8D%E0%A4%A4%E0%A4%BF%E0%A4%83" title="गुरुत्वाकर्षणशक्तिः – sanskrit" lang="sa" hreflang="sa" data-title="गुरुत्वाकर्षणशक्तिः" data-language-autonym="संस्कृतम्" data-language-local-name="sanskrit" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/Gravidade" title="Gravidade – sardinsk" lang="sc" hreflang="sc" data-title="Gravidade" data-language-autonym="Sardu" data-language-local-name="sardinsk" class="interlanguage-link-target"><span>Sardu</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Gravitazzioni_univirsali" title="Gravitazzioni univirsali – siciliansk" lang="scn" hreflang="scn" data-title="Gravitazzioni univirsali" data-language-autonym="Sicilianu" data-language-local-name="siciliansk" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Gravitation" title="Gravitation – skotsk" lang="sco" hreflang="sco" data-title="Gravitation" data-language-autonym="Scots" data-language-local-name="skotsk" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%DA%AA%D8%B4%D8%B4_%D8%AB%D9%82%D9%84" title="ڪشش ثقل – sindhi" lang="sd" hreflang="sd" data-title="ڪشش ثقل" data-language-autonym="سنڌي" data-language-local-name="sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Gravitacija" title="Gravitacija – serbokroatisk" lang="sh" hreflang="sh" data-title="Gravitacija" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbokroatisk" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%9C%E0%B7%94%E0%B6%BB%E0%B7%94%E0%B6%AD%E0%B7%8A%E0%B7%80%E0%B7%8F%E0%B6%9A%E0%B6%BB%E0%B7%8A%E0%B7%82%E0%B6%AB%E0%B6%BA" title="ගුරුත්වාකර්ෂණය – singalesisk" lang="si" hreflang="si" data-title="ගුරුත්වාකර්ෂණය" data-language-autonym="සිංහල" data-language-local-name="singalesisk" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Gravity" title="Gravity – Simple English" lang="en-simple" hreflang="en-simple" data-title="Gravity" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Gravit%C3%A1cia" title="Gravitácia – slovakisk" lang="sk" hreflang="sk" data-title="Gravitácia" data-language-autonym="Slovenčina" data-language-local-name="slovakisk" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Te%C5%BEnost" title="Težnost – slovensk" lang="sl" hreflang="sl" data-title="Težnost" data-language-autonym="Slovenščina" data-language-local-name="slovensk" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-smn mw-list-item"><a href="https://smn.wikipedia.org/wiki/Ti%C3%A4dduvyeimi" title="Tiädduvyeimi – enaresamisk" lang="smn" hreflang="smn" data-title="Tiädduvyeimi" data-language-autonym="Anarâškielâ" data-language-local-name="enaresamisk" class="interlanguage-link-target"><span>Anarâškielâ</span></a></li><li class="interlanguage-link interwiki-sn mw-list-item"><a href="https://sn.wikipedia.org/wiki/Gunganidzo" title="Gunganidzo – shona" lang="sn" hreflang="sn" data-title="Gunganidzo" data-language-autonym="ChiShona" data-language-local-name="shona" class="interlanguage-link-target"><span>ChiShona</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Cufisjiidad" title="Cufisjiidad – somali" lang="so" hreflang="so" data-title="Cufisjiidad" data-language-autonym="Soomaaliga" data-language-local-name="somali" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Graviteti" title="Graviteti – albansk" lang="sq" hreflang="sq" data-title="Graviteti" data-language-autonym="Shqip" data-language-local-name="albansk" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%98%D0%B0" title="Гравитација – serbisk" lang="sr" hreflang="sr" data-title="Гравитација" data-language-autonym="Српски / srpski" data-language-local-name="serbisk" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-stq mw-list-item"><a href="https://stq.wikipedia.org/wiki/Sweerkraft" title="Sweerkraft – Saterland Frisian" lang="stq" hreflang="stq" data-title="Sweerkraft" data-language-autonym="Seeltersk" data-language-local-name="Saterland Frisian" class="interlanguage-link-target"><span>Seeltersk</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Gravitasi" title="Gravitasi – sundanesisk" lang="su" hreflang="su" data-title="Gravitasi" data-language-autonym="Sunda" data-language-local-name="sundanesisk" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Gravitation" title="Gravitation – svensk" lang="sv" hreflang="sv" data-title="Gravitation" data-language-autonym="Svenska" data-language-local-name="svensk" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Uvutano" title="Uvutano – swahili" lang="sw" hreflang="sw" data-title="Uvutano" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%88%E0%AE%B0%E0%AF%8D%E0%AE%AA%E0%AF%8D%E0%AE%AA%E0%AF%81_%E0%AE%B5%E0%AE%BF%E0%AE%9A%E0%AF%88" title="ஈர்ப்பு விசை – tamil" lang="ta" hreflang="ta" data-title="ஈர்ப்பு விசை" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%97%E0%B1%81%E0%B0%B0%E0%B1%81%E0%B0%A4%E0%B1%8D%E0%B0%B5%E0%B0%BE%E0%B0%95%E0%B0%B0%E0%B1%8D%E0%B0%B7%E0%B0%A3" title="గురుత్వాకర్షణ – telugu" lang="te" hreflang="te" data-title="గురుత్వాకర్షణ" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%93%D0%B8%D1%80%D0%BE%D0%BD%D0%B8%D1%88" title="Гирониш – tadsjikisk" lang="tg" hreflang="tg" data-title="Гирониш" data-language-autonym="Тоҷикӣ" data-language-local-name="tadsjikisk" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B9%82%E0%B8%99%E0%B9%89%E0%B8%A1%E0%B8%96%E0%B9%88%E0%B8%A7%E0%B8%87" title="ความโน้มถ่วง – thai" lang="th" hreflang="th" data-title="ความโน้มถ่วง" data-language-autonym="ไทย" data-language-local-name="thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Grabedad" title="Grabedad – tagalog" lang="tl" hreflang="tl" data-title="Grabedad" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-to mw-list-item"><a href="https://to.wikipedia.org/wiki/Kalavite" title="Kalavite – tongansk" lang="to" hreflang="to" data-title="Kalavite" data-language-autonym="Lea faka-Tonga" data-language-local-name="tongansk" class="interlanguage-link-target"><span>Lea faka-Tonga</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/K%C3%BCtle%C3%A7ekim" title="Kütleçekim – tyrkisk" lang="tr" hreflang="tr" data-title="Kütleçekim" data-language-autonym="Türkçe" data-language-local-name="tyrkisk" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%8F" title="Гравитация – tatarisk" lang="tt" hreflang="tt" data-title="Гравитация" data-language-autonym="Татарча / tatarça" data-language-local-name="tatarisk" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-tyv mw-list-item"><a href="https://tyv.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D0%B8%D1%82%D0%B0%D1%86%D0%B8%D1%8F" title="Гравитация – tuvinian" lang="tyv" hreflang="tyv" data-title="Гравитация" data-language-autonym="Тыва дыл" data-language-local-name="tuvinian" class="interlanguage-link-target"><span>Тыва дыл</span></a></li><li class="interlanguage-link interwiki-ug mw-list-item"><a href="https://ug.wikipedia.org/wiki/%D8%A6%D8%A7%D9%84%DB%95%D9%85%D9%84%D9%89%D9%83_%D8%AA%D8%A7%D8%B1%D8%AA%D9%89%D8%B4_%D9%83%DB%88%DA%86%D9%89" title="ئالەملىك تارتىش كۈچى – uygurisk" lang="ug" hreflang="ug" data-title="ئالەملىك تارتىش كۈچى" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="uygurisk" class="interlanguage-link-target"><span>ئۇيغۇرچە / Uyghurche</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%93%D1%80%D0%B0%D0%B2%D1%96%D1%82%D0%B0%D1%86%D1%96%D1%8F" title="Гравітація – ukrainsk" lang="uk" hreflang="uk" data-title="Гравітація" data-language-autonym="Українська" data-language-local-name="ukrainsk" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%AB%D9%82%D8%A7%D9%84%D8%AA" title="ثقالت – urdu" lang="ur" hreflang="ur" data-title="ثقالت" data-language-autonym="اردو" data-language-local-name="urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Gravitatsiya" title="Gravitatsiya – usbekisk" lang="uz" hreflang="uz" data-title="Gravitatsiya" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="usbekisk" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vec mw-list-item"><a href="https://vec.wikipedia.org/wiki/Gravit%C3%A0" title="Gravità – Venetian" lang="vec" hreflang="vec" data-title="Gravità" data-language-autonym="Vèneto" data-language-local-name="Venetian" class="interlanguage-link-target"><span>Vèneto</span></a></li><li class="interlanguage-link interwiki-vep mw-list-item"><a href="https://vep.wikipedia.org/wiki/Gravitacii" title="Gravitacii – Veps" lang="vep" hreflang="vep" data-title="Gravitacii" data-language-autonym="Vepsän kel’" data-language-local-name="Veps" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/T%C6%B0%C6%A1ng_t%C3%A1c_h%E1%BA%A5p_d%E1%BA%ABn" title="Tương tác hấp dẫn – vietnamesisk" lang="vi" hreflang="vi" data-title="Tương tác hấp dẫn" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamesisk" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Hulog-bug-%C3%A1t" title="Hulog-bug-át – waray" lang="war" hreflang="war" data-title="Hulog-bug-át" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wo mw-list-item"><a href="https://wo.wikipedia.org/wiki/Dooley_%C3%B1oddi" title="Dooley ñoddi – wolof" lang="wo" hreflang="wo" data-title="Dooley ñoddi" data-language-autonym="Wolof" data-language-local-name="wolof" class="interlanguage-link-target"><span>Wolof</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E5%BC%95%E5%8A%9B" title="引力 – wu-kinesisk" lang="wuu" hreflang="wuu" data-title="引力" data-language-autonym="吴语" data-language-local-name="wu-kinesisk" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xmf mw-list-item"><a href="https://xmf.wikipedia.org/wiki/%E1%83%92%E1%83%A0%E1%83%90%E1%83%95%E1%83%98%E1%83%A2%E1%83%90%E1%83%AA%E1%83%98%E1%83%90" title="გრავიტაცია – Mingrelian" lang="xmf" hreflang="xmf" data-title="გრავიტაცია" data-language-autonym="მარგალური" data-language-local-name="Mingrelian" class="interlanguage-link-target"><span>მარგალური</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%92%D7%A8%D7%90%D7%95%D7%95%D7%99%D7%98%D7%90%D7%A6%D7%99%D7%A2" title="גראוויטאציע – jiddisch" lang="yi" hreflang="yi" data-title="גראוויטאציע" data-language-autonym="ייִדיש" data-language-local-name="jiddisch" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%BC%95%E5%8A%9B" title="引力 – kinesisk" lang="zh" hreflang="zh" data-title="引力" data-language-autonym="中文" data-language-local-name="kinesisk" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E9%87%8D%E5%8A%9B" title="重力 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="重力" data-language-autonym="文言" data-language-local-name="Literary Chinese" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Ti%C5%8Dng-le%CC%8Dk" title="Tiōng-le̍k – min-kinesisk" lang="nan" hreflang="nan" data-title="Tiōng-le̍k" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min-kinesisk" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%90%AC%E6%9C%89%E5%BC%95%E5%8A%9B" title="萬有引力 – kantonesisk" lang="yue" hreflang="yue" data-title="萬有引力" data-language-autonym="粵語" data-language-local-name="kantonesisk" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zu mw-list-item"><a href="https://zu.wikipedia.org/wiki/UmNyondo" title="UmNyondo – zulu" lang="zu" hreflang="zu" data-title="UmNyondo" data-language-autonym="IsiZulu" data-language-local-name="zulu" class="interlanguage-link-target"><span>IsiZulu</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11412#sitelinks-wikipedia" title="Redigér sproglinks" class="wbc-editpage">Redigér links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Navnerum"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Gravitation" title="Se indholdssiden [c]" accesskey="c"><span>Artikel</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Diskussion:Gravitation" rel="discussion" title="Diskussion om indholdet på siden [t]" accesskey="t"><span>Diskussion</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Ændr sprogvariant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">dansk</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Visninger"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Gravitation"><span>Læs</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Gravitation&veaction=edit" title="Redigér denne side [v]" accesskey="v"><span>Redigér</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Gravitation&action=edit" title="Rediger kildekoden for denne side [e]" accesskey="e"><span>Rediger kildekode</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Gravitation&action=history" title="Tidligere versioner af denne side [h]" accesskey="h"><span>Se historik</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Sideværktøjer"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Værktøjer" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Værktøjer</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Værktøjer</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">flyt til sidebjælken</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">skjul</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Flere muligheder" > <div class="vector-menu-heading"> Handlinger </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Gravitation"><span>Læs</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Gravitation&veaction=edit" title="Redigér denne side [v]" accesskey="v"><span>Redigér</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Gravitation&action=edit" title="Rediger kildekoden for denne side [e]" accesskey="e"><span>Rediger kildekode</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Gravitation&action=history"><span>Se historik</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Generelt </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciel:Hvad_linker_hertil/Gravitation" title="Liste med alle sider som henviser hertil [j]" accesskey="j"><span>Hvad henviser hertil</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciel:Relaterede_%C3%A6ndringer/Gravitation" rel="nofollow" title="Seneste ændringer af sider som denne side henviser til [k]" accesskey="k"><span>Beslægtede ændringer</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard?uselang=da&campaign=dk" title="Upload filer [u]" accesskey="u"><span>Upload fil</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Speciel:Specialsider" title="Liste over alle specialsider [q]" accesskey="q"><span>Specialsider</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Gravitation&oldid=11897423" title="Permanent link til denne version af denne side"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Gravitation&action=info" title="Yderligere oplysninger om denne side"><span>Sideinformation</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Speciel:Citer&page=Gravitation&id=11897423&wpFormIdentifier=titleform" title="Information om, hvordan man kan citere denne side"><span>Referer til denne side</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Speciel:UrlShortener&url=https%3A%2F%2Fda.wikipedia.org%2Fwiki%2FGravitation"><span>Hent forkortet URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Speciel:QrCode&url=https%3A%2F%2Fda.wikipedia.org%2Fwiki%2FGravitation"><span>Download QR-kode</span></a></li> </ul> </div> </div> <div id="p-Organisation" class="vector-menu mw-portlet mw-portlet-Organisation" > <div class="vector-menu-heading"> Organisation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-contact" class="mw-list-item"><a href="/wiki/Wikipedia:Kontakt_Wikipedia"><span>Kontakt Wikipedia</span></a></li><li id="n-Wikimedia-Danmark" class="mw-list-item"><a href="https://dk.wikimedia.org/wiki/"><span>Wikimedia Danmark</span></a></li><li id="n-GLAM" class="mw-list-item"><a href="/wiki/Wikipedia:GLAM"><span>GLAM</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Udskriv/eksportér </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Speciel:Bog&bookcmd=book_creator&referer=Gravitation"><span>Lav en bog</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Speciel:DownloadAsPdf&page=Gravitation&action=show-download-screen"><span>Download som PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Gravitation&printable=yes" title="Printervenlig udgave af denne side [p]" accesskey="p"><span>Udskriftsvenlig udgave</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> I andre projekter </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Gravitation" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11412" title="Link til tilknyttet emne i Wikidata [g]" accesskey="g"><span>Wikidata-element</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Sideværktøjer"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Udseende"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Udseende</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">flyt til sidebjælken</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">skjul</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Fra Wikipedia, den frie encyklopædi</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="da" dir="ltr"><figure typeof="mw:File/Thumb"><a href="/wiki/Fil:Gravity_anomalies_on_Earth.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/14/Gravity_anomalies_on_Earth.jpg/350px-Gravity_anomalies_on_Earth.jpg" decoding="async" width="350" height="216" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/14/Gravity_anomalies_on_Earth.jpg/525px-Gravity_anomalies_on_Earth.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/1/14/Gravity_anomalies_on_Earth.jpg 2x" data-file-width="540" data-file-height="334" /></a><figcaption>Jordens gravitations afvigelse fra det forventede, under antagelse at jorden er kugleformet. De gul-orange-rød områder har højere gravitation end forventet. De turkis-blå områder har mindre.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></figcaption></figure> <p><b>Gravitation</b> er en langtrækkende <a href="/wiki/Interaktion" title="Interaktion">interaktion</a> mellem legemer, der har <a href="/wiki/Masse_(fysik)" title="Masse (fysik)">masse</a> eller mere generelt <a href="/wiki/Energi" title="Energi">energi</a>. Der findes adskillige <a href="/w/index.php?title=Model_(fysik)&action=edit&redlink=1" class="new" title="Model (fysik) (ikke skrevet endnu)">modeller</a>, der forsøger at beskrive gravitation kvantitativt, men de tre mest anvendte og anerkendte er <a href="/wiki/Galileis_faldlov" title="Galileis faldlov">Galileis faldlov</a>, der gælder for korte afstande såsom tæt på jordoverfladen, den <a href="/wiki/Klassisk_mekanik" title="Klassisk mekanik">klassisk mekaniske</a> <b><a href="/wiki/Newtonsk_gravitation" title="Newtonsk gravitation">tyngdekraft</a></b>, hvor gravitation beskrives som en <a href="/wiki/Kraft_(fysik)" class="mw-redirect" title="Kraft (fysik)">tiltrækningskraft</a> mellem legemer med masse, og den <a href="/wiki/Generelle_relativitetsteori" class="mw-redirect" title="Generelle relativitetsteori">generelle relativitetsteori</a>, hvor gravitation er en krumning af <a href="/wiki/Rumtid" title="Rumtid">rumtiden</a>, der også har indflydelse på masseløse legemer. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Gravitation_i_klassisk_mekanik">Gravitation i klassisk mekanik</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=1" title="Redigér afsnit: Gravitation i klassisk mekanik" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=1" title="Edit section's source code: Gravitation i klassisk mekanik"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="detail"><span><span typeof="mw:File"><span title="Uddybende"><img alt="Uddybende" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/15px-Searchtool.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/23px-Searchtool.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/30px-Searchtool.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span> <span>Uddybende artikel: <a href="/wiki/Newtonsk_gravitation" title="Newtonsk gravitation">Newtonsk gravitation</a></span></span></div> <p>I <a href="/wiki/Klassisk_mekanik" title="Klassisk mekanik">klassisk mekanik</a> antages det at tyngdekraftens virkninger udbreder sig øjeblikkeligt i hele universet. Dette er ikke korrekt, men en god antagelse til mange praktiske formål. </p><p>Tyngdekraften holder objekter på <a href="/wiki/Planet" title="Planet">planeternes</a> overflade, og kombineret med <a href="/wiki/Inertiens_lov" class="mw-redirect" title="Inertiens lov">inertiens lov</a> er den ansvarlig for at holde objekter i <a href="/wiki/Oml%C3%B8bsbane" title="Omløbsbane">kredsløb</a> om hinanden. </p> <div class="mw-heading mw-heading3"><h3 id="Newtons_universelle_gravitationslov">Newtons universelle gravitationslov</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=2" title="Redigér afsnit: Newtons universelle gravitationslov" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=2" title="Edit section's source code: Newtons universelle gravitationslov"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="detail"><span><span typeof="mw:File"><span title="Uddybende"><img alt="Uddybende" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/15px-Searchtool.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/23px-Searchtool.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/30px-Searchtool.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span> <span>Uddybende artikel: <a href="/wiki/Newtons_tyngdelov" class="mw-redirect" title="Newtons tyngdelov">Newtons tyngdelov</a></span></span></div> <p>Den <a href="/wiki/England" title="England">engelske</a> fysiker <a href="/wiki/Isaac_Newton" title="Isaac Newton">Isaac Newton</a> forklarer, <i>"Ethvert objekt i universet tiltrækker ethvert andet objekt med en <a href="/wiki/Kraft" title="Kraft">kraft</a> med retning langs <a href="/wiki/Linje" title="Linje">linjen</a> gennem objekternes centre og som er <a href="/wiki/Proportional" class="mw-redirect" title="Proportional">proportional</a> til produktet af deres masser og omvendt proportional til <a href="/wiki/Kvadrat" title="Kvadrat">kvadratet</a> af afstanden mellem objekterne."</i>: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle F={\frac {G\cdot m_{1}\cdot m_{2}}{r^{2}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>F</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <mi>G</mi> <mo>⋅</mo> <msub> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msub> <mo>⋅</mo> <msub> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msub> </mrow> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle F={\frac {G\cdot m_{1}\cdot m_{2}}{r^{2}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e7da765abce4815c2b41629438132946af859a21" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.171ex; width:17.05ex; height:5.676ex;" alt="{\displaystyle F={\frac {G\cdot m_{1}\cdot m_{2}}{r^{2}}}}"></span></dd></dl> <p>hvor: </p> <ul><li><i>F</i> er gravitationskraften mellem objekterne.</li> <li><i>m</i><sub>1</sub> er det ene objekts masse.</li> <li><i>m</i><sub>2</sub> er det andet objekts masse.</li> <li><i>r</i> er afstanden mellem objekternes massecentre.</li> <li><i>G</i> er <a href="/wiki/Den_universelle_gravitationskonstant" class="mw-redirect" title="Den universelle gravitationskonstant">Den universelle gravitationskonstant</a>. Med 6 <a href="/wiki/Betydende_cifre" title="Betydende cifre">betydende cifre</a> er den <i>G</i> = 6,67428·10<sup>-11</sup> N·m<sup>2</sup>/kg<sup>2</sup></li></ul> <p>Til at starte med havde Newton fundet denne formel for uendeligt små, punktformede legemer – som udgangspunkt burde den altså "kun" kunne bruges på himmellegemer hvis disse var "forsvindende små" sammenlignet med afstanden imellem dem. Det hævdes, at Newton tav om sin formel, indtil han havde bevist at formlen også kan bruges direkte på massecentrene i to kugleformede legemer med homogen massetæthed. </p> <div class="mw-heading mw-heading3"><h3 id="Potentiel_energi_i_tyngdefeltet">Potentiel energi i tyngdefeltet</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=3" title="Redigér afsnit: Potentiel energi i tyngdefeltet" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=3" title="Edit section's source code: Potentiel energi i tyngdefeltet"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>To legemer med masserne <i>m<sub>1</sub></i> og <i>m<sub>2</sub></i> i en vis afstand <i>r</i> fra hinanden besidder en vis mængde <a href="/wiki/Potentiel_energi" title="Potentiel energi">potentiel energi</a> ("beliggenhedsenergi"), populært sagt fordi det ene legeme kan "falde ned på" det andet. Størrelsen af <i>den potentielle energi alene er altid negativ</i>, og er givet ved:<br /> </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle E_{pot}=-{\frac {G\cdot m_{1}\cdot m_{2}}{r}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>E</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>p</mi> <mi>o</mi> <mi>t</mi> </mrow> </msub> <mo>=</mo> <mo>−</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <mi>G</mi> <mo>⋅</mo> <msub> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msub> <mo>⋅</mo> <msub> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msub> </mrow> <mi>r</mi> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle E_{pot}=-{\frac {G\cdot m_{1}\cdot m_{2}}{r}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/96f4b0f2636098970f90a838d15476d8063682d2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.838ex; width:21.282ex; height:5.343ex;" alt="{\displaystyle E_{pot}=-{\frac {G\cdot m_{1}\cdot m_{2}}{r}}}"></span><br /></dd></dl> <p>De to legemer "skylder" tilsyneladende potentiel energi "væk": Hvis deres <a href="/wiki/Hastighed" title="Hastighed">hastighed</a> er mindre end den såkaldte <a href="/wiki/Undvigelseshastighed" title="Undvigelseshastighed">undvigelseshastighed</a>, besidder de ikke <a href="/wiki/Kinetisk_energi" title="Kinetisk energi">kinetisk energi</a> ("bevægelsesenergi") nok til at opveje "gælden" i potentiel energi. I den situation vil de to legemer bevæge sig i elliptiske baner omkring hinanden, bundet sammen af tyngdekræfterne imellem dem. </p> <div class="mw-heading mw-heading2"><h2 id="Gravitation_i_den_generelle_relativitetsteori">Gravitation i den generelle relativitetsteori</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=4" title="Redigér afsnit: Gravitation i den generelle relativitetsteori" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=4" title="Edit section's source code: Gravitation i den generelle relativitetsteori"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="detail"><span><span typeof="mw:File"><span title="Uddybende"><img alt="Uddybende" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/15px-Searchtool.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/23px-Searchtool.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/30px-Searchtool.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span> <span>Uddybende artikel: <a href="/wiki/Generel_relativitetsteori" title="Generel relativitetsteori">Generel relativitetsteori</a></span></span></div> <p><a href="/wiki/Albert_Einstein" title="Albert Einstein">Einsteins</a> <a href="/wiki/Relativitetsteori" title="Relativitetsteori">relativitetsteori</a> forudsiger, at gravitationens udbredelseshastighed skal være mindre end <a href="/wiki/Lysets_hastighed" title="Lysets hastighed">lysets hastighed</a> i <a href="/wiki/Vakuum" title="Vakuum">vakuum</a>.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> <sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> <sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Gravitationel interaktion kan altså ikke være øjeblikkelig. </p> <figure typeof="mw:File/Thumb"><a href="/wiki/Fil:Spacetime_curvature.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/22/Spacetime_curvature.png/500px-Spacetime_curvature.png" decoding="async" width="500" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/2/22/Spacetime_curvature.png 1.5x" data-file-width="660" data-file-height="291" /></a><figcaption>Illustration af en større masses rumtidskrumning, der ikke roterer.</figcaption></figure> <p>I Einsteins <a href="/wiki/Generelle_relativitetsteori" class="mw-redirect" title="Generelle relativitetsteori">generelle relativitetsteori</a> er gravitationen ikke en kraft, men en egenskab ved <a href="/wiki/Rummet" class="mw-redirect" title="Rummet">rummet</a> – eller mere eksakt <a href="/wiki/Rumtid" title="Rumtid">rumtiden</a>. Faktisk bliver enhver form for energi i bevægelse (f.eks. <a href="/wiki/Foton" title="Foton">fotoner</a>; <a href="/wiki/Lys" title="Lys">lys</a>) "bøjet" om enhver form for energi (f.eks. masser)! Det skyldes netop ikke "tyngdekraften", fordi fotoner ikke har masse. Men fordi rummet krummer om enhver form for energi, vil lyset følge rummets krumning. </p><p>Det samme med vores <a href="/wiki/Solsystem" class="mw-redirect" title="Solsystem">solsystems</a> <a href="/wiki/Planet" title="Planet">planeters</a> bane om <a href="/wiki/Solen" title="Solen">solen</a>. Planeterne bliver ikke tiltrukket af solen selv, men følger blot <a href="/wiki/Rumtidskrumning" class="mw-redirect" title="Rumtidskrumning">rumtidskrumningen</a> som udbreder sig fra <a href="/wiki/Solen" title="Solen">solen</a>. </p> <figure typeof="mw:File/Thumb"><a href="/wiki/Fil:Wavy.gif" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Wavy.gif/300px-Wavy.gif" decoding="async" width="300" height="188" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/b/b8/Wavy.gif 1.5x" data-file-width="320" data-file-height="200" /></a><figcaption>Illustration af 2 <a href="/wiki/Neutronstjerne" title="Neutronstjerne">neutronstjerner</a> som kredser om deres fælles tyngdepunkt tæt om hinanden og som udsender <a href="/wiki/Gravitationsb%C3%B8lger" class="mw-redirect" title="Gravitationsbølger">gravitationsbølger</a> ifølge Einsteins relativitetsteori og som konsekvens falder mod hinanden. Gravitationsbølger blev <a href="/wiki/F%C3%B8rste_observation_af_gravitationsb%C3%B8lger" title="Første observation af gravitationsbølger">påvist</a> 14. september 2015, og opdagelsen offentliggjort 11. februar 2016. Illustrationens bølger burde have aftaget med afstanden fra massecenteret.</figcaption></figure> <p>Einsteins generelle relativitetsteori er en bedre univers model end den <a href="/wiki/Klassisk_mekanik" title="Klassisk mekanik">klassiske mekanik</a>, da den er mere konsistent med mange fysiske fænomener – f.eks.: </p> <ul><li><a href="/wiki/Merkur_(planet)" title="Merkur (planet)">Merkurs</a> bane om <a href="/wiki/Solen" title="Solen">solen</a>.</li> <li><a href="/wiki/Sort_hul_(astronomi)" class="mw-redirect" title="Sort hul (astronomi)">Sorte huller</a>.</li> <li>Et par <a href="/wiki/Neutronstjerne" title="Neutronstjerne">neutronstjerners</a> spirallering mod hinanden passer meget nøjagtig med Einsteins ligningers forudsigelser.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></li></ul> <p>Men der er stadig nogle fysiske observationer, som endnu ikke er forklaret tilfredsstillende med Einsteins generelle relativitetsteori: </p> <div class="mw-heading mw-heading3"><h3 id="Gravitation,_solsystemer,_galakser_og_universet"><span id="Gravitation.2C_solsystemer.2C_galakser_og_universet"></span>Gravitation, <a href="/wiki/Solsystem" class="mw-redirect" title="Solsystem">solsystemer</a>, <a href="/wiki/Galakse" title="Galakse">galakser</a> og <a href="/wiki/Universet" title="Universet">universet</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=5" title="Redigér afsnit: Gravitation, solsystemer, galakser og universet" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=5" title="Edit section's source code: Gravitation, solsystemer, galakser og universet"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Man har lige fra <a href="/wiki/1930%27erne" title="1930'erne">1930'erne</a> haft problemer med at få den radiosynlige del af galaksernes masse til at passe med galaksernes <a href="/wiki/Rotation" title="Rotation">rotation</a>. Kombineret med Einsteins generelle relativitetsteori, passer det man ser ikke – galaksernes <a href="/wiki/Stjerne" title="Stjerne">stjerner</a> burde flyve ud af den, men det gør de ikke. <sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup class="noprint Inline-Template" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Verificerbarhed#Pålidelige_kilder" title="Wikipedia:Verificerbarhed"><span title="Materialet nær dette mærke stoler på en upålidelig kilde.">upålidelig kilde</span></a></i>]</sup> </p><p>Et andet problem man har er <a href="/wiki/Pioneer_anomalien" class="mw-redirect" title="Pioneer anomalien">pioneer anomalien</a>, <a href="/wiki/Rumsonde" title="Rumsonde">rumsonderne</a> <a href="/wiki/Pioneer_10" title="Pioneer 10">Pioneer 10</a>, <a href="/wiki/Pioneer_11" title="Pioneer 11">Pioneer 11</a> og <a href="/wiki/Ulysses_(rumsonde)" title="Ulysses (rumsonde)">Ulysses</a> flyver langsommere ud af vores <a href="/wiki/Solsystem" class="mw-redirect" title="Solsystem">solsystem</a> end de burde, ifølge Einsteins generelle relativitetsteori. Det er ikke meget de flyver langsommere, men nok til at man ved at der er noget galt et eller andet sted. <sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> <sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> <sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> <sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> <sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> I 2012 kom man dog frem til en fuldstændig forklaring for, hvorfor disse rumsonder blev påvirket af en acceleration. Accelerationen skyldes termisk stråling fra rumsondernes systemer. Når der tages højde for accelerationen, denne stråling ville forårsage, er der ingen unormal acceleration på rumsonderne.<sup class="Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Kildeangivelser" title="Wikipedia:Kildeangivelser"><span title="Dette udsagn mangler reference til pålidelige kilder. (siden november 2024)">kilde mangler</span></a></i>]</sup> </p><p>Der er pt. (2006) følgende formodede løsningsmodeller: </p> <ul><li>Einsteins generelle relativitetsteori skal modificeres så den passer med det pt. observerede, hvilket betyder at gravitation/rumtidskrumningen aftager mere end den nu gør ifølge relativitetsteorien.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup></li> <li>Man påstår, at der udover den radiosynlige ca. 1/25 stof, findes yderligere ca. 24/25 i form af <a href="/wiki/M%C3%B8rkt_stof" title="Mørkt stof">mørkt stof</a> og/eller <a href="/wiki/M%C3%B8rk_energi" title="Mørk energi">mørk energi</a>. De ca. 24/25 mere masse "tilføjes", så galaksernes stjerner ikke flyver væk, ifølge dagens modeller.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup></li> <li>Der findes betydeligt mere stof end der indtil videre er fundet. F.eks. i form af massive-atomkugler på ca. 20 cm i <a href="/wiki/Diameter" title="Diameter">diameter</a> og vejende ca. 100 mia. tons.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup></li></ul> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fil:A_Horseshoe_Einstein_Ring_from_Hubble.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/11/A_Horseshoe_Einstein_Ring_from_Hubble.JPG/220px-A_Horseshoe_Einstein_Ring_from_Hubble.JPG" decoding="async" width="220" height="145" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/11/A_Horseshoe_Einstein_Ring_from_Hubble.JPG/330px-A_Horseshoe_Einstein_Ring_from_Hubble.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/11/A_Horseshoe_Einstein_Ring_from_Hubble.JPG/440px-A_Horseshoe_Einstein_Ring_from_Hubble.JPG 2x" data-file-width="1014" data-file-height="670" /></a><figcaption>En Einstein-ring fotograferet af <a href="/wiki/Hubble-teleskopet" class="mw-redirect" title="Hubble-teleskopet">Hubble-teleskopet</a>.</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fil:Gravitational_lens-full.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/02/Gravitational_lens-full.jpg/220px-Gravitational_lens-full.jpg" decoding="async" width="220" height="166" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/02/Gravitational_lens-full.jpg/330px-Gravitational_lens-full.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/02/Gravitational_lens-full.jpg/440px-Gravitational_lens-full.jpg 2x" data-file-width="702" data-file-height="531" /></a><figcaption>Skitse der illustrerer gravitationslinseeffekten.</figcaption></figure> <div class="mw-heading mw-heading3"><h3 id="Einstein-ring">Einstein-ring</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=6" title="Redigér afsnit: Einstein-ring" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=6" title="Edit section's source code: Einstein-ring"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="detail"><span><span typeof="mw:File"><span title="Uddybende"><img alt="Uddybende" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/15px-Searchtool.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/23px-Searchtool.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/61/Searchtool.svg/30px-Searchtool.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span> <span>Uddybende artikel: <a href="/wiki/Gravitationslinseeffekten" class="mw-redirect" title="Gravitationslinseeffekten">Gravitationslinseeffekten</a></span></span></div> <p>Gravitationslinseeffekten betegner afbøjningen af <a href="/wiki/Elektromagnetisk_str%C3%A5ling" title="Elektromagnetisk stråling">elektromagnetisk stråling</a> (f.eks. <a href="/wiki/Lys" title="Lys">lys</a> og <a href="/wiki/Radiob%C3%B8lger" title="Radiobølger">radiobølger</a>) i et stærkt gravitationsfelter eller rettere i <a href="/wiki/Rumtid" title="Rumtid">rumtidskrumningen</a> og kan ses ved fjerne galakser, hvor lyset fra en endnu fjernere galakse kan ses i flere retninger, nogle gange som en såkaldt Einstern-ring, en ring om gravitationslinsen, dvs. den nærmeste galakse (se billederne). Astronomer har observeret i hundredvis af Einstein-ringe.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Kilder/referencer"><span id="Kilder.2Freferencer"></span>Kilder/referencer</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=7" title="Redigér afsnit: Kilder/referencer" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=7" title="Edit section's source code: Kilder/referencer"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r11780210">.mw-parser-output .reflist{font-size:90%;margin-bottom:0.5em;list-style-type:decimal}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://m.youtube.com/watch?v=Y1E655e0lXw">GRACE Gravity Model of Earth</a></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.sciencedaily.com/releases/2003/06/030619075759.htm">June 19, 2003, sciencedaily.com: Berkeley Lab Physicist Challenges Speed Of Gravity Claim</a> Citat: "...According to Einstein's General Theory of Relativity, light and gravity travel at the same speed, about 186,000 miles (300,000 kilometers) per second. Most scientists believe this is true but the assumption was that it could only be proven through the detection of gravity waves..."</span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><a href="#cite_ref-3">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160730212313/http://www.astronomycafe.net:80/qadir/q2226.html">Ask the Astronomer: If nothing can travel faster than light, why does gravity take affect instantly?</a> Citat: "...There is no observation that justifies this 'Newtonian' statement, and lots of evidence from special and general relativity that gravity obeys the speed limit set by the speed of light..."</span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><a href="#cite_ref-4">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160730212747/http://www.astronomycafe.net:80/qadir/q1399.html">Ask the Astronomer: Are we gravitationally affected by where an object is now, or where it was when the light we see started its journey to us? </a> Citat: "...Because all indications are that gravity travels at the speed of light, we can only be affected by where a body is at the SAME time we see the light from it..."</span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><a href="#cite_ref-5">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20160919170229/http://www.jodrellbank.manchester.ac.uk/news/2006/einstein/">14th September 2006, manchester.ac.uk: General Relativity survives gruelling pulsar test – Einstein at least 99.95% right!</a> Citat: "...the double pulsar system should lose energy causing the two neutron stars to spiral in towards each other by precisely the amount that we have observed – thus our observations give an indirect proof of the existence of gravitational waves [as predicted by Einstein]..."</span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><a href="#cite_ref-6">^</a></span> <span class="reference-text"><a href="https://en.wikipedia.org/wiki/Galaxy_rotation_problem" class="extiw" title="en:Galaxy rotation problem">en:Galaxy_rotation_problem</a></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><a href="#cite_ref-7">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://ing.dk/artikel/tyngdelov-skal-maske-revideres-38731">Ing.dk, 16.05.2001, Tyngdelov skal måske revideres</a></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><a href="#cite_ref-8">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://news.bbc.co.uk/2/hi/science/nature/1332368.stm">BBCNews, 15 May, 2001, Mystery force tugs distant probes</a> Citat: "...The unexplained force appears to be acting on four deep-space probes scattered around the Solar System....The puzzle is that Pioneer 10 is slowing more quickly than it should...."</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><a href="#cite_ref-9">^</a></span> <span class="reference-text">Webarchive backup: <a rel="nofollow" class="external text" href="http://web.archive.org/web/20070310235221rn_1/physicsweb.org/articles/world/12/1/5">Physics World, January 1999, Physics in Action: Spacecraft anomalies put gravity to the test</a></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><a href="#cite_ref-10">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.scientificamerican.com/article/a-force-to-reckon-with/">October 10, 2005, Scientific American: A Force to Reckon With. What applied the brakes on Pioneer 10 and 11?</a></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><a href="#cite_ref-11">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://ing.dk/artikel/mystisk-kraft-far-rumsonder-til-aendre-hastighed-86169">5. mar 2008, Ing.dk: Mystisk kraft får rumsonder til at ændre hastighed</a> Citat: "...John Anderson konstaterer, at forskerne ikke har styr på den mystiske kraft, som får rumsonderne til at ændre hastighed. Han anser det for sandsynligt, at anomalierne ved de fem nye rumsonder og Pioneer-anomalien hænger sammen...", <a rel="nofollow" class="external text" href="https://pdfs.semanticscholar.org/6768/3bcb551a725affdb04dc07f7a893770e5f48.pdf">3 March 2008, Phys. Rev. Lett. 100: Anomalous Orbital-Energy Changes Observed during Spacecraft Flybys of Earth</a></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><a href="#cite_ref-12">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.sciencedaily.com/releases/2006/02/060214080204.htm">February 15, 2006, Sciencedaily: Einstein's Theory 'Improved'?</a> Citat: "...Their formula suggests that gravity drops less sharply with distance as in Einstein, and changes subtly from solar systems to galaxies and to the universe..."</span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><a href="#cite_ref-13">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://news.bbc.co.uk/2/hi/science/nature/4679220.stm">5 February 2006, BBC News: Dark matter comes out of the cold</a> Citat: "..."It now looks as though the <a href="/wiki/M%C3%A6lkevejen" title="Mælkevejen">Milky Way</a> is the biggest galaxy in the local Universe, bigger even than <a href="/wiki/Andromedagalaksen" title="Andromedagalaksen">Andromeda</a>. It was thought until just a few months ago that it was the other way around."..."</span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><a href="#cite_ref-14">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://ing.dk/artikel/holger-bech-nielsen-morkt-stof-er-almindeligt-stof-66167">2. okt 2005, Ing.dk: Holger Bech Nielsen: Mørkt stof er almindeligt stof</a> Citat: "...Sådanne kugler, som kan have en masse på 100 millioner ton..."</span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><a href="#cite_ref-15">^</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20170118020543/http://astronomisk.dk/en-ny-einstein-ring-er-opdaget/">En ny Einstein-ring er opdaget. Astronomi.dk</a></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Se_også"><span id="Se_ogs.C3.A5"></span>Se også</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=8" title="Redigér afsnit: Se også" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=8" title="Edit section's source code: Se også"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Pr%C3%A6cession" title="Præcession">Præcession</a></li> <li><a href="/wiki/Graviton" title="Graviton">Graviton</a></li> <li><a href="/wiki/Gravitationslinseeffekt" title="Gravitationslinseeffekt">Gravitationslinseeffekt</a></li> <li><a href="/wiki/F%C3%B8rste_observation_af_gravitationsb%C3%B8lger" title="Første observation af gravitationsbølger">Første observation af gravitationsbølger</a></li> <li><a href="/wiki/Shoemaker-Levy_9" title="Shoemaker-Levy 9">Shoemaker-Levy 9</a></li> <li><a href="/wiki/Tidevand" title="Tidevand">Tidevand</a></li> <li><a href="/wiki/Tyngdeacceleration" title="Tyngdeacceleration">Tyngdeacceleration</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Eksterne_henvisninger">Eksterne henvisninger</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gravitation&veaction=edit&section=9" title="Redigér afsnit: Eksterne henvisninger" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Gravitation&action=edit&section=9" title="Edit section's source code: Eksterne henvisninger"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="infobox sisterproject"> <tbody><tr> <td style="width:50px; height:67px;"><figure class="mw-halign-none" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/50px-Commons-logo.svg.png" decoding="async" width="50" height="67" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/75px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/100px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span><figcaption></figcaption></figure> </td> <td style="padding-left:5px;"><a href="https://commons.wikimedia.org/wiki/Forside" class="extiw" title="commons:Forside">Wikimedia Commons</a> har medier relateret til: <div style="margin-left: 10px;"> <i><b><a href="https://commons.wikimedia.org/wiki/Category:Gravitation" class="extiw" title="commons:Category:Gravitation">Gravitation</a></b></i></div> </td></tr></tbody></table> <ul><li>Webarchive backup: <a rel="nofollow" class="external text" href="https://web.archive.org/web/20040128015658/http://www.natnet.dk/udfordringer/naturbyggesten/naturkraefter/">NatNet: Hvordan virker naturkræfterne?</a></li> <li><a rel="nofollow" class="external text" href="https://www.google.dk/search?q=dr.dk+%22Tyngdeb%F8lger%22">dr.dk: Tyngdebølger</a>, <a rel="nofollow" class="external text" href="https://www.google.dk/search?q=dr.dk+%22Den+store+ul%F8ste+g%E5de%22+Tyngdeb%F8lger">Tyngdebølger – Den store uløste gåde</a></li> <li><a rel="nofollow" class="external text" href="http://www.univisions.dk/Kosmologi%20og%20Anomalier.htm">Tyngdelovs-anomalier (Pioneer). Nye kosmologiske principper</a><small> (<a href="/wiki/Wikipedia:Artikler_med_d%C3%B8de_eksterne_henvisninger" title="Wikipedia:Artikler med døde eksterne henvisninger">Webside ikke længere tilgængelig</a>)</small></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r11759279">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist 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