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href="/wiki/Portada" title="Visiteu la pàgina principal [z]" accesskey="z"><span>Portada</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Especial:Article_aleatori" title="Carrega una pàgina a l’atzar [x]" accesskey="x"><span>Article a l'atzar</span></a></li><li id="n-Articles-de-qualitat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Articles_de_qualitat"><span>Articles de qualitat</span></a></li> </ul> </div> </div> <div id="p-Comunitat" class="vector-menu mw-portlet mw-portlet-Comunitat" > <div class="vector-menu-heading"> Comunitat </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-portal" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Portal" title="Sobre el projecte, què podeu fer, on trobareu les coses"><span>Portal viquipedista</span></a></li><li id="n-Agenda-d'actes" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Trobades"><span>Agenda d'actes</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Especial:Canvis_recents" title="Una llista dels canvis recents al wiki [r]" accesskey="r"><span>Canvis recents</span></a></li><li id="n-La-taverna" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:La_taverna"><span>La taverna</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Contacte"><span>Contacte</span></a></li><li id="n-Xat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Canals_IRC"><span>Xat</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Ajuda" title="El lloc per a saber més coses"><span>Ajuda</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Portada" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Viquipèdia" src="/static/images/mobile/copyright/wikipedia-wordmark-ca.svg" style="width: 7.5em; height: 1.4375em;"> <img class="mw-logo-tagline" alt="l'Enciclopèdia Lliure" src="/static/images/mobile/copyright/wikipedia-tagline-ca.svg" width="120" height="14" style="width: 7.5em; height: 0.875em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Especial:Cerca" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Cerca a la Viquipèdia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Cerca</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Cerca a Viquipèdia" aria-label="Cerca a Viquipèdia" autocapitalize="sentences" title="Cerca a la Viquipèdia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Especial:Cerca"> </div> <button class="cdx-button cdx-search-input__end-button">Cerca</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Eines personals"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Aparença" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-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-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Aparença</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ca.wikipedia.org&uselang=ca" class=""><span>Donatius</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Crea_compte&returnto=Bumerang" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori" class=""><span>Crea un compte</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Registre_i_entrada&returnto=Bumerang" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o" class=""><span>Inicia la sessió</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Més opcions" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Eines personals" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-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-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Eines personals</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menú d'usuari" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ca.wikipedia.org&uselang=ca"><span>Donatius</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Crea_compte&returnto=Bumerang" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Crea un compte</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Registre_i_entrada&returnto=Bumerang" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Inicia la sessió</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pàgines per a editors no registrats <a href="/wiki/Ajuda:Introducci%C3%B3" aria-label="Vegeu més informació sobre l'edició"><span>més informació</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Especial:Contribucions_pr%C3%B2pies" title="Una llista de les modificacions fetes des d'aquesta adreça IP [y]" accesskey="y"><span>Contribucions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Especial:Discussi%C3%B3_personal" title="Discussió sobre les edicions per aquesta adreça ip. [n]" accesskey="n"><span>Discussió per aquest IP</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contingut" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" 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">Contingut</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">amaga</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">Inici</div> </a> </li> <li id="toc-Etimologia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Etimologia"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Etimologia</span> </div> </a> <ul id="toc-Etimologia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Història" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Història"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Història</span> </div> </a> <ul id="toc-Història-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Ús_modern" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ús_modern"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Ús modern</span> </div> </a> <ul id="toc-Ús_modern-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Vegeu_també" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Vegeu_també"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Vegeu també</span> </div> </a> <ul id="toc-Vegeu_també-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Referències" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Referències"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Referències</span> </div> </a> <ul id="toc-Referències-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="Contingut" 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="Commuta la taula de continguts." > <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">Commuta la taula de continguts.</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">Bumerang</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="Vés a un article en una altra llengua. Disponible en 75 llengües" > <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-75" 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">75 llengües</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/Boemerang" title="Boemerang - afrikaans" lang="af" hreflang="af" data-title="Boemerang" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A8%D9%85%D8%B1%D9%86%D8%BA" title="بمرنغ - àrab" lang="ar" hreflang="ar" data-title="بمرنغ" data-language-autonym="العربية" data-language-local-name="àrab" 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%A8%D9%88%D9%85%D8%B1%D8%A7%D9%86%DD%A3" title="بومرانݣ - Moroccan Arabic" lang="ary" hreflang="ary" data-title="بومرانݣ" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/B%C3%BAmeran" title="Búmeran - asturià" lang="ast" hreflang="ast" data-title="Búmeran" data-language-autonym="Asturianu" data-language-local-name="asturià" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Bumeranq" title="Bumeranq - azerbaidjanès" lang="az" hreflang="az" data-title="Bumeranq" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaidjanès" 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%A8%D9%88%D9%85%D8%A6%D8%B1%D8%A7%D9%86%D9%82" title="بومئرانق - South Azerbaijani" lang="azb" hreflang="azb" data-title="بومئرانق" 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%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - baixkir" lang="ba" hreflang="ba" data-title="Бумеранг" data-language-autonym="Башҡортса" data-language-local-name="baixkir" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - belarús" lang="be" hreflang="be" data-title="Бумеранг" data-language-autonym="Беларуская" data-language-local-name="belarús" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - búlgar" lang="bg" hreflang="bg" data-title="Бумеранг" data-language-autonym="Български" data-language-local-name="búlgar" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AC%E0%A7%81%E0%A6%AE%E0%A7%87%E0%A6%B0%E0%A6%BE%E0%A6%82" title="বুমেরাং - bengalí" lang="bn" hreflang="bn" data-title="বুমেরাং" data-language-autonym="বাংলা" data-language-local-name="bengalí" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Bumerang" title="Bumerang - bosnià" lang="bs" hreflang="bs" data-title="Bumerang" data-language-autonym="Bosanski" data-language-local-name="bosnià" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Bumerang" title="Bumerang - txec" lang="cs" hreflang="cs" data-title="Bumerang" data-language-autonym="Čeština" data-language-local-name="txec" 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%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - txuvaix" lang="cv" hreflang="cv" data-title="Бумеранг" data-language-autonym="Чӑвашла" data-language-local-name="txuvaix" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Boomerang" title="Boomerang - danès" lang="da" hreflang="da" data-title="Boomerang" data-language-autonym="Dansk" data-language-local-name="danès" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Bumerang" title="Bumerang - alemany" lang="de" hreflang="de" data-title="Bumerang" data-language-autonym="Deutsch" data-language-local-name="alemany" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9C%CF%80%CE%BF%CF%8D%CE%BC%CE%B5%CF%81%CE%B1%CE%BD%CE%B3%CE%BA" title="Μπούμερανγκ - grec" lang="el" hreflang="el" data-title="Μπούμερανγκ" data-language-autonym="Ελληνικά" data-language-local-name="grec" 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/Boomerang" title="Boomerang - anglès" lang="en" hreflang="en" data-title="Boomerang" data-language-autonym="English" data-language-local-name="anglès" 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/Bumerango" title="Bumerango - esperanto" lang="eo" hreflang="eo" data-title="Bumerango" 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/B%C3%BAmeran" title="Búmeran - espanyol" lang="es" hreflang="es" data-title="Búmeran" data-language-autonym="Español" data-language-local-name="espanyol" 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/Bumerang" title="Bumerang - estonià" lang="et" hreflang="et" data-title="Bumerang" data-language-autonym="Eesti" data-language-local-name="estonià" 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/Boomerang" title="Boomerang - basc" lang="eu" hreflang="eu" data-title="Boomerang" data-language-autonym="Euskara" data-language-local-name="basc" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A8%D9%88%D9%85%D8%B1%D9%86%DA%AF" title="بومرنگ - persa" lang="fa" hreflang="fa" data-title="بومرنگ" data-language-autonym="فارسی" data-language-local-name="persa" 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/Bumerangi" title="Bumerangi - finès" lang="fi" hreflang="fi" data-title="Bumerangi" data-language-autonym="Suomi" data-language-local-name="finès" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Boomerang" title="Boomerang - francès" lang="fr" hreflang="fr" data-title="Boomerang" data-language-autonym="Français" data-language-local-name="francès" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/B%C3%BAmarang" title="Búmarang - irlandès" lang="ga" hreflang="ga" data-title="Búmarang" data-language-autonym="Gaeilge" data-language-local-name="irlandès" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/B%C3%BAmerang" title="Búmerang - gallec" lang="gl" hreflang="gl" data-title="Búmerang" data-language-autonym="Galego" data-language-local-name="gallec" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%AC%E0%AB%82%E0%AA%AE%E0%AA%B0%E0%AB%87%E0%AA%82%E0%AA%97" title="બૂમરેંગ - gujarati" lang="gu" hreflang="gu" data-title="બૂમરેંગ" data-language-autonym="ગુજરાતી" data-language-local-name="gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%91%D7%95%D7%9E%D7%A8%D7%A0%D7%92" title="בומרנג - hebreu" lang="he" hreflang="he" data-title="בומרנג" data-language-autonym="עברית" data-language-local-name="hebreu" 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%AC%E0%A5%82%E0%A4%AE%E0%A4%B0%E0%A5%88%E0%A4%82%E0%A4%97" title="बूमरैंग - hindi" lang="hi" hreflang="hi" data-title="बूमरैंग" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Bumerang" title="Bumerang - croat" lang="hr" hreflang="hr" data-title="Bumerang" data-language-autonym="Hrvatski" data-language-local-name="croat" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Bumer%C3%A1ng" title="Bumeráng - hongarès" lang="hu" hreflang="hu" data-title="Bumeráng" data-language-autonym="Magyar" data-language-local-name="hongarès" 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/%D4%B2%D5%B8%D6%82%D5%B4%D5%A5%D6%80%D5%A1%D5%B6%D5%A3" title="Բումերանգ - armeni" lang="hy" hreflang="hy" data-title="Բումերանգ" data-language-autonym="Հայերեն" data-language-local-name="armeni" 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/Bumerang" title="Bumerang - interlingua" lang="ia" hreflang="ia" data-title="Bumerang" data-language-autonym="Interlingua" data-language-local-name="interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Bumerang" title="Bumerang - indonesi" lang="id" hreflang="id" data-title="Bumerang" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesi" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Bumerango" title="Bumerango - ido" lang="io" hreflang="io" data-title="Bumerango" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Boomerang" title="Boomerang - italià" lang="it" hreflang="it" data-title="Boomerang" data-language-autonym="Italiano" data-language-local-name="italià" 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/%E3%83%96%E3%83%BC%E3%83%A1%E3%83%A9%E3%83%B3" title="ブーメラン - japonès" lang="ja" hreflang="ja" data-title="ブーメラン" data-language-autonym="日本語" data-language-local-name="japonès" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - kazakh" lang="kk" hreflang="kk" data-title="Бумеранг" data-language-autonym="Қазақша" data-language-local-name="kazakh" 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%AC%E0%B3%82%E0%B2%AE%E0%B3%8D%E2%80%8D%E0%B2%B0%E0%B2%BE%E0%B2%82%E0%B2%97%E0%B3%8D" title="ಬೂಮ್‍ರಾಂಗ್ - kannada" lang="kn" hreflang="kn" data-title="ಬೂಮ್‍ರಾಂಗ್" 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/%EB%B6%80%EB%A9%94%EB%9E%91" title="부메랑 - coreà" lang="ko" hreflang="ko" data-title="부메랑" data-language-autonym="한국어" data-language-local-name="coreà" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - kirguís" lang="ky" hreflang="ky" data-title="Бумеранг" data-language-autonym="Кыргызча" data-language-local-name="kirguís" 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/Boomerang" title="Boomerang - llatí" lang="la" hreflang="la" data-title="Boomerang" data-language-autonym="Latina" data-language-local-name="llatí" 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/Bumerang" title="Bumerang - luxemburguès" lang="lb" hreflang="lb" data-title="Bumerang" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxemburguès" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Bumerangas" title="Bumerangas - lituà" lang="lt" hreflang="lt" data-title="Bumerangas" data-language-autonym="Lietuvių" data-language-local-name="lituà" 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/Bumerangs" title="Bumerangs - letó" lang="lv" hreflang="lv" data-title="Bumerangs" data-language-autonym="Latviešu" data-language-local-name="letó" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%AC%E0%B5%82%E0%B4%AE%E0%B4%B1%E0%B4%BE%E0%B4%99%E0%B5%8D%E0%B4%99%E0%B5%8D" title="ബൂമറാങ്ങ് - malaiàlam" lang="ml" hreflang="ml" data-title="ബൂമറാങ്ങ്" data-language-autonym="മലയാളം" data-language-local-name="malaiàlam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Bumerang" title="Bumerang - malai" lang="ms" hreflang="ms" data-title="Bumerang" data-language-autonym="Bahasa Melayu" data-language-local-name="malai" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Boemerang" title="Boemerang - neerlandès" lang="nl" hreflang="nl" data-title="Boemerang" data-language-autonym="Nederlands" data-language-local-name="neerlandès" 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/Bumerang" title="Bumerang - noruec nynorsk" lang="nn" hreflang="nn" data-title="Bumerang" data-language-autonym="Norsk nynorsk" data-language-local-name="noruec 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/Bumerang" title="Bumerang - noruec bokmål" lang="nb" hreflang="nb" data-title="Bumerang" data-language-autonym="Norsk bokmål" data-language-local-name="noruec bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%AC%E0%A9%82%E0%A8%AE%E0%A8%B0%E0%A9%88%E0%A8%82%E0%A8%97" title="ਬੂਮਰੈਂਗ - panjabi" lang="pa" hreflang="pa" data-title="ਬੂਮਰੈਂਗ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="panjabi" 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/Bumerang" title="Bumerang - polonès" lang="pl" hreflang="pl" data-title="Bumerang" data-language-autonym="Polski" data-language-local-name="polonès" 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/%D8%A8%D9%88%D9%85%D8%B1%DB%8C%D9%86%DA%AF" title="بومرینگ - Western Punjabi" lang="pnb" hreflang="pnb" data-title="بومرینگ" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Bumerangue" title="Bumerangue - portuguès" lang="pt" hreflang="pt" data-title="Bumerangue" data-language-autonym="Português" data-language-local-name="portuguès" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Bumerang" title="Bumerang - romanès" lang="ro" hreflang="ro" data-title="Bumerang" data-language-autonym="Română" data-language-local-name="romanès" 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%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - rus" lang="ru" hreflang="ru" data-title="Бумеранг" data-language-autonym="Русский" data-language-local-name="rus" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Boomerang" title="Boomerang - escocès" lang="sco" hreflang="sco" data-title="Boomerang" data-language-autonym="Scots" data-language-local-name="escocès" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Bumerang" title="Bumerang - serbocroat" lang="sh" hreflang="sh" data-title="Bumerang" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbocroat" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Boomerang" title="Boomerang - Simple English" lang="en-simple" hreflang="en-simple" data-title="Boomerang" 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-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Bumerang" title="Bumerang - eslovè" lang="sl" hreflang="sl" data-title="Bumerang" data-language-autonym="Slovenščina" data-language-local-name="eslovè" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - serbi" lang="sr" hreflang="sr" data-title="Бумеранг" data-language-autonym="Српски / srpski" data-language-local-name="serbi" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Bumerang" title="Bumerang - suec" lang="sv" hreflang="sv" data-title="Bumerang" data-language-autonym="Svenska" data-language-local-name="suec" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%AC%E0%B1%82%E0%B0%AE%E0%B0%B0%E0%B0%BE%E0%B0%82%E0%B0%97%E0%B1%8D" title="బూమరాంగ్ - telugu" lang="te" hreflang="te" data-title="బూమరాంగ్" 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%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - tadjik" lang="tg" hreflang="tg" data-title="Бумеранг" data-language-autonym="Тоҷикӣ" data-language-local-name="tadjik" 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%9A%E0%B8%B9%E0%B8%A1%E0%B9%80%E0%B8%A1%E0%B8%AD%E0%B9%81%E0%B8%A3%E0%B8%87" title="บูมเมอแรง - tai" lang="th" hreflang="th" data-title="บูมเมอแรง" data-language-autonym="ไทย" data-language-local-name="tai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Bumerang" title="Bumerang - turc" lang="tr" hreflang="tr" data-title="Bumerang" data-language-autonym="Türkçe" data-language-local-name="turc" 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%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - tàtar" lang="tt" hreflang="tt" data-title="Бумеранг" data-language-autonym="Татарча / tatarça" data-language-local-name="tàtar" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%91%D1%83%D0%BC%D0%B5%D1%80%D0%B0%D0%BD%D0%B3" title="Бумеранг - ucraïnès" lang="uk" hreflang="uk" data-title="Бумеранг" data-language-autonym="Українська" data-language-local-name="ucraïnès" 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%A8%D9%88%D9%85%D8%B1_%DB%8C%D9%86%DA%AF" title="بومر ینگ - urdú" lang="ur" hreflang="ur" data-title="بومر ینگ" data-language-autonym="اردو" data-language-local-name="urdú" 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/Bumerang" title="Bumerang - uzbek" lang="uz" hreflang="uz" data-title="Bumerang" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Bumerang" title="Bumerang - vietnamita" lang="vi" hreflang="vi" data-title="Bumerang" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" 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/Bumerang" title="Bumerang - waray" lang="war" hreflang="war" data-title="Bumerang" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%91%A1%E8%9B%AE%E9%83%8E" title="葡蛮郎 - xinès wu" lang="wuu" hreflang="wuu" data-title="葡蛮郎" data-language-autonym="吴语" data-language-local-name="xinès wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%9B%9E%E5%8A%9B%E9%95%96" title="回力镖 - xinès" lang="zh" hreflang="zh" data-title="回力镖" data-language-autonym="中文" data-language-local-name="xinès" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E5%9B%9E%E5%8A%9B%E9%8F%A2" title="回力鏢 - cantonès" lang="yue" hreflang="yue" data-title="回力鏢" data-language-autonym="粵語" data-language-local-name="cantonès" class="interlanguage-link-target"><span>粵語</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/Q131536#sitelinks-wikipedia" title="Modifica enllaços interlingües" class="wbc-editpage">Modifica els enllaços</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="Espais de noms"> <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/Bumerang" title="Vegeu el contingut de la pàgina [c]" accesskey="c"><span>Pàgina</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discussi%C3%B3:Bumerang&action=edit&redlink=1" rel="discussion" class="new" title="Discussió sobre el contingut d'aquesta pàgina (encara no existeix) [t]" accesskey="t"><span>Discussió</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="Canvia la variant de llengua" > <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">català</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="Vistes"> <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/Bumerang"><span>Mostra</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Bumerang&action=edit" title="Modifica el codi font d'aquesta pàgina [e]" accesskey="e"><span>Modifica</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Bumerang&action=history" title="Versions antigues d'aquesta pàgina [h]" accesskey="h"><span>Mostra l'historial</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <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="Eines" > <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">Eines</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">Eines</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">amaga</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Més opcions" > <div class="vector-menu-heading"> Accions </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/Bumerang"><span>Mostra</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Bumerang&action=edit" title="Modifica el codi font d'aquesta pàgina [e]" accesskey="e"><span>Modifica</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Bumerang&action=history"><span>Mostra l'historial</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:Enlla%C3%A7os/Bumerang" title="Una llista de totes les pàgines wiki que enllacen amb aquesta [j]" accesskey="j"><span>Què hi enllaça</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Especial:Seguiment/Bumerang" rel="nofollow" title="Canvis recents a pàgines enllaçades des d'aquesta pàgina [k]" accesskey="k"><span>Canvis relacionats</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A0gines_especials" title="Llista totes les pàgines especials [q]" accesskey="q"><span>Pàgines especials</span></a></li><li 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id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimeix/exporta </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=Especial:Llibre&bookcmd=book_creator&referer=Bumerang"><span>Crea un llibre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Especial:DownloadAsPdf&page=Bumerang&action=show-download-screen"><span>Baixa com a PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Bumerang&printable=yes" title="Versió per a impressió d'aquesta pàgina [p]" accesskey="p"><span>Versió per a impressora</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"> En altres projectes </div> <div class="vector-menu-content"> <ul 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Viquipèdia, l'enciclopèdia lliure</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="ca" dir="ltr"><table class="infobox" style="font-size:90%;width:25em"><caption style="font-weight:bold;background:Moccasin"><span style="float:left;"><span typeof="mw:File"><span title="Infotaula d'arma"><img alt="Infotaula d'arma" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Pistol_icon.svg/28px-Pistol_icon.svg.png" decoding="async" width="28" height="22" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Pistol_icon.svg/42px-Pistol_icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/09/Pistol_icon.svg/56px-Pistol_icon.svg.png 2x" data-file-width="350" data-file-height="270" /></span></span></span>Bumerang</caption><tbody><tr><td colspan="2" class="infobox-full-data infobox-data" style="text-align:center"><span typeof="mw:File"><a href="/wiki/Fitxer:Boomerang2_(PSF).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ef/Boomerang2_%28PSF%29.jpg/254px-Boomerang2_%28PSF%29.jpg" decoding="async" width="254" height="300" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ef/Boomerang2_%28PSF%29.jpg/381px-Boomerang2_%28PSF%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/e/ef/Boomerang2_%28PSF%29.jpg 2x" data-file-width="399" data-file-height="471" /></a></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;background:#eeeeee">Tipus</th><td class="infobox-data"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q153556" class="extiw" title="d:Special:EntityPage/Q153556">arma a distància</a> i <a href="https://www.wikidata.org/wiki/Special:EntityPage/Q659691" class="extiw" title="d:Special:EntityPage/Q659691">bastó llancívol</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q131536?uselang=ca#P279" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr></tbody></table> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Hunting_boemrang_from_Australia.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Hunting_boemrang_from_Australia.JPG/220px-Hunting_boemrang_from_Australia.JPG" decoding="async" width="220" height="141" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Hunting_boemrang_from_Australia.JPG/330px-Hunting_boemrang_from_Australia.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Hunting_boemrang_from_Australia.JPG/440px-Hunting_boemrang_from_Australia.JPG 2x" data-file-width="800" data-file-height="514" /></a><figcaption><b>Bumerang</b> de caça</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Sportbumerangs.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Sportbumerangs.jpg/220px-Sportbumerangs.jpg" decoding="async" width="220" height="182" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Sportbumerangs.jpg/330px-Sportbumerangs.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/1/1a/Sportbumerangs.jpg 2x" data-file-width="400" data-file-height="330" /></a><figcaption><b>Bumerangs</b> moderns</figcaption></figure> <p>Un <b>bumerang</b><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> és una eina de llançament, normalment construïda amb seccions <a href="/wiki/Perfil_(fluids)" title="Perfil (fluids)">de perfil aerodinàmics</a> i dissenyat per girar al voltant d'un eix perpendicular a la direcció del seu vol. Un bumerang que torna està dissenyat per tornar al llançador, mentre que un bumerang que no retorna està dissenyat com una arma per ser llançada recte i és utilitzada tradicionalment per alguns <a href="/wiki/Abor%C3%ADgens_australians" title="Aborígens australians">aborígens australians</a> per a la caça. </p><p>Històricament, els bumerangs s'han utilitzat per a la caça, l'esport i l'entreteniment i es fabriquen en diverses formes i mides per adaptar-se a diferents propòsits. Encara que es considera una icona australiana,<sup id="cite_ref-:0_2-0" class="reference"><a href="#cite_note-:0-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> també s'han descobert antics bumerangs a Àfrica, Amèrica i Euràsia.<sup id="cite_ref-Brittanica_3-0" class="reference"><a href="#cite_note-Brittanica-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Rivers-1883_4-0" class="reference"><a href="#cite_note-Rivers-1883-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Boomer_5-0" class="reference"><a href="#cite_note-Boomer-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-ValdeNowak-Nadachowski-Wolsan-1987_6-0" class="reference"><a href="#cite_note-ValdeNowak-Nadachowski-Wolsan-1987-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Etimologia">Etimologia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bumerang&action=edit&section=1" title="Modifica la secció: Etimologia"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'origen del terme és incert. Una font afirma que el terme va entrar a la llengua el 1827, adaptat d'una <a href="/wiki/Lleng%C3%BCes_australianes" title="Llengües australianes">llengua aborigen</a> extinta de <a href="/wiki/Nova_Gal%C2%B7les_del_Sud" title="Nova Gal·les del Sud">Nova Gal·les del Sud</a>, Austràlia, però esmenta una variant, <i>wo-mur-rang</i>, que data de 1798. La primera vegada documentada que un europeu es va trobar amb un bumerang va ser a Farm Cove (Port Jackson), el desembre de 1804, quan es va veure una arma durant una baralla tribal:<sup id="cite_ref-SGNSWA-1804-12-23_7-0" class="reference"><a href="#cite_note-SGNSWA-1804-12-23-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <div style="clear:{{#switch:left|center=both|#default=left;"> <table style="margin:auto; width:auto; border-collapse:collapse; border-style:none;"> <tbody><tr> <td width="20" valign="top" style="font-size:35px; padding:0 10px; text-align:left; font-family:'Times New Roman', serif; font-weight:bold; color:silver;">« </td> <td valign="middle" align="left" style="">... Els espectadors blancs es van sorprendre justament per la destresa i la força increïble amb la qual un pal doblegat, que s’assemblava lleugerament a una eina turca, va ser llançat per Bunge, un nadiu distingit per la seva notable cortesia. L'arma, llançada a 20 o 30 metres de distància, va girar a l'aire amb una sorprenent velocitat i va baixar al braç dret d'un dels seus oponents, va rebotar fins a una distància no inferior a 70 o 80 metres, deixant enrere una horrible contusió i una emocionant admiració universal. </td> <td width="20" valign="bottom" style="font-size:35px; padding:0 10px 10px; text-align:right; font-family:'Times New Roman', serif; font-weight:bold; color:silver;">» </td></tr> <tr> <td colspan="3" style="text-align:right; font-size:smaller;">— <i>The Sydney Gazette ...</i> (1804)<sup id="cite_ref-SGNSWA-1804-12-23_7-1" class="reference"><a href="#cite_note-SGNSWA-1804-12-23-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </td></tr></tbody></table></div> <p>David Collins va enumerar "Wo-mur-rāng" com un dels vuit "Noms de clubs" aborígens el 1798,<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> però probablement es referia al woomera, que en realitat és un <a href="/wiki/Llan%C3%A7a" title="Llança">llança</a> -llances. Un <a href="/wiki/Manuscrit" title="Manuscrit">manuscrit</a> anònim de 1790 sobre les llengües aborígens de Nova Gal·les del Sud parlava del "Boo-mer-rit".<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> </p><p>El 1822, va ser descrit en detall i registrat com un "bou-mar-rang" en la llengua del poble Turuwal (un subgrup dels Darug) del riu Georges prop de Port Jackson. Els Turawal utilitzaven altres paraules per als seus bastons de caça, però utilitzaven "bumerang" per referir-se a un pal de llançament que tornava.<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> </p> <div class="mw-heading mw-heading2"><h2 id="Història"><span id="Hist.C3.B2ria"></span>Història</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bumerang&action=edit&section=2" title="Modifica la secció: Història"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Evolution_of_Boomerang.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/41/Evolution_of_Boomerang.jpg/220px-Evolution_of_Boomerang.jpg" decoding="async" width="220" height="158" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/41/Evolution_of_Boomerang.jpg/330px-Evolution_of_Boomerang.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/41/Evolution_of_Boomerang.jpg/440px-Evolution_of_Boomerang.jpg 2x" data-file-width="2873" data-file-height="2057" /></a><figcaption>Diversos tipus de bumerangs d'Austràlia, Índia i Àfrica. A la part superior es dibuixa un procés d'evolució de <i>malga</i> a boomerang, mentre que a la dreta figura l'evolució de destral a bumerang.</figcaption></figure> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Australia_Cairns_Boomerang.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Australia_Cairns_Boomerang.jpg/220px-Australia_Cairns_Boomerang.jpg" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Australia_Cairns_Boomerang.jpg/330px-Australia_Cairns_Boomerang.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Australia_Cairns_Boomerang.jpg/440px-Australia_Cairns_Boomerang.jpg 2x" data-file-width="1962" data-file-height="1472" /></a><figcaption>Bumerangs aborígens australians</figcaption></figure> <p>Històricament, els bumerangs es van utilitzar com a armes de caça, <a href="/wiki/Instrument_de_percussi%C3%B3" title="Instrument de percussió">instruments musicals de percussió</a>, <a href="/wiki/Ma%C3%A7a_(arma)" title="Maça (arma)">maces de</a> batalla, encenedors de foc, esquers per a la caça <a href="/wiki/Anseriformes" title="Anseriformes">d'aus aquàtiques</a> i com a joguines recreatives. El bumerang més petit pot fer menys de 10 centímetres de punta a punta, i el més gran més de 180 cm (5,9 peus) de llargada.<sup id="cite_ref-Largest_11-0" class="reference"><a href="#cite_note-Largest-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> Els bumerangs <a href="/wiki/Tribu_(antropologia)" title="Tribu (antropologia)">tribals</a> poden estar inscrits o pintats amb dissenys per als seus creadors. La majoria dels bumerangs que es veuen el segle XXI són del tipus turístic o de competició, i gairebé invariablement són del tipus de retorn. Les representacions de bumerangs llançats contra animals, com cangurs, apareixen en algunes de les representacions rupestres més antigues del món, l'art rupestre australià indígena de la regió de Kimberly, que es remunta a fa uns 50.000 anys.<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> Plantilles i pintures de bumerangs també apareixen a l'art rupestre de <a href="/wiki/Papua_Occidental" title="Papua Occidental">Papua Occidental</a>, inclòs a <a href="/wiki/Pen%C3%ADnsula_de_Doberai" title="Península de Doberai">la península de Bird's Head</a> i Kaimana, que probablement daten de l'<a href="/wiki/%C3%9Altim_m%C3%A0xim_glacial" title="Últim màxim glacial">últim màxim glacial</a>, quan els nivells més baixos del mar van portar a la continuïtat cultural entre Papua i <a href="/wiki/Terra_d%27Arnhem" title="Terra d'Arnhem">Arnhem Land</a> al nord d'Austràlia.<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> Els bumerangs <a href="/wiki/Abor%C3%ADgens_australians" title="Aborígens australians">aborígens australians</a> més antics que es conserven es van trobar en una torba del pantà de Wyrie del <a href="/wiki/Austr%C3%A0lia_Meridional" title="Austràlia Meridional">sud d'Austràlia</a> i daten de <a href="/wiki/Mil%C2%B7lenni_VIII_aC" title="Mil·lenni VIII aC">10.000 aC</a>. </p><p>Encara que tradicionalment es consideren australians, també s'han trobat bumerangs a l'antiga Europa, Egipte i Amèrica del Nord. Hi ha proves de l'ús de bumerangs que no retornen per part dels nadius americans de Califòrnia i <a href="/wiki/Arizona" title="Arizona">Arizona</a>, i els habitants del <a href="/wiki/Sud_de_l%27%C3%8Dndia" title="Sud de l'Índia">sud de l'Índia</a> per matar ocells i conills.<sup id="cite_ref-Brittanica_3-1" class="reference"><a href="#cite_note-Brittanica-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> Alguns bumerangs no es van llançar, sinó que van ser utilitzats en <a href="/wiki/Combat_cos_a_cos" title="Combat cos a cos">combat cos a cos</a> pels <a href="/wiki/Ind%C3%ADgenes_australians" title="Indígenes australians">indígenes australians</a>.<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> Tanmateix, s'han recuperat exemples <a href="/wiki/Antic_Egipte" title="Antic Egipte">egipcis antics</a> i els experiments han demostrat que haurien funcionat com a bumerangs de retorn.<sup id="cite_ref-Rivers-1883_4-1" class="reference"><a href="#cite_note-Rivers-1883-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Els bastons de caça descoberts a Europa semblen haver format part de l'arsenal d'armes <a href="/wiki/Edat_de_pedra" title="Edat de pedra">de l'edat de pedra</a>.<sup id="cite_ref-Boomer_5-1" class="reference"><a href="#cite_note-Boomer-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Un bumerang que es va descobrir a la cova Obłazowa a les <a href="/wiki/Carpats" title="Carpats">muntanyes dels Carpats</a> a Polònia estava fet d'un ullal de mamut i es creu, basant-se en la datació AMS dels objectes trobats amb ell, que té uns 30.000 anys.<sup id="cite_ref-ValdeNowak-Nadachowski-Wolsan-1987_6-1" class="reference"><a href="#cite_note-ValdeNowak-Nadachowski-Wolsan-1987-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> <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> Als <a href="/wiki/Pa%C3%AFsos_Baixos" title="Països Baixos">Països Baixos</a>, s'han trobat bumerangs a <a href="/wiki/Vlaardingen" title="Vlaardingen">Vlaardingen</a> i <a href="/wiki/Velsen" title="Velsen">Velsen</a> des del primer segle aC. <a href="/wiki/Tutankamon" title="Tutankamon">El rei Tutankamon</a>, el famós <a href="/wiki/Fara%C3%B3" title="Faraó">faraó</a> de l'antic Egipte, que va morir fa més de 3.300 anys, posseïa una col·lecció de bumerangs tant de la varietat de vol directe (caça) com de tornada.<sup id="cite_ref-Boomer_5-2" class="reference"><a href="#cite_note-Boomer-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg/220px-4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg/330px-4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/08/4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg/440px-4_boomerangs_du_tombeau_de_Tout%C3%A2nkhamon.jpg 2x" data-file-width="4000" data-file-height="3000" /></a><figcaption>4 bumerangs de la tomba del faraó Tutankamon (1336-1326 aC). Aquests bumerangs de fusta dura no van poder tornar al seu llançador a causa de la seva curvatura, a diferència d'altres bumerangs trobats a la tomba.</figcaption></figure> <p>Ningú sap amb certesa com es va inventar el bumerang que torna, però alguns fabricants moderns de bumerang especulen que es va desenvolupar a partir del pal de llançament aplanat, encara utilitzat pels <a href="/wiki/Abor%C3%ADgens_australians" title="Aborígens australians">aborígens australians</a> i altres pobles indígenes d'arreu del món, inclosos els <a href="/wiki/Navahos" title="Navahos">navahos</a> d'Amèrica del Nord. Un bumerang de caça està delicadament equilibrat i és molt més difícil de fer que un de retorn. El vol corbat característic dels bumerangs que retornen probablement el van aconseguir per primera vegada els primers caçadors que intentaven "afinar" els seus pals de llançament per volar recte.<sup id="cite_ref-Boomer_5-3" class="reference"><a href="#cite_note-Boomer-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Els bumerangs també van ser àmpliament usats al sud de l'Índia a <a href="/wiki/Tamil_Nadu" title="Tamil Nadu">Tamilnadu</a>. </p><p>Alguns creuen que la forma i la trajectòria de vol el·líptica del bumerang que torna el fan útil per a la caça d'ocells i animals petits, tant pel soroll generat pel moviment del bumerang per l'aire, com per tocar les fulles d'un arbre per espantar els ocells cap al llançador. A més, alguns suposen que s'utilitzava per espantar grups d'ocells i portar-los cap a xarxes.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> Al sud-est d'Austràlia, s'afirma que els bumerangs van ser fets per caçar grups d'ànecs; que el confonien amb un falcó i s'allunyaven cap on hi havia els caçadors armats amb xarxes o cubs.<sup id="cite_ref-:0_2-1" class="reference"><a href="#cite_note-:0-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Yuendumu_Gold_01.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/45/Yuendumu_Gold_01.jpg/220px-Yuendumu_Gold_01.jpg" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/45/Yuendumu_Gold_01.jpg/330px-Yuendumu_Gold_01.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/45/Yuendumu_Gold_01.jpg/440px-Yuendumu_Gold_01.jpg 2x" data-file-width="1134" data-file-height="1134" /></a><figcaption>Home aborigen amb bumerang, Yuendumu, 2018</figcaption></figure> <p>Tradicionalment, la majoria dels bumerangs utilitzats pels grups aborígens a Austràlia eren sense retorn. Aquestes armes, s'empraven per caçar una varietat de preses, des de <a href="/wiki/Cangurs" title="Cangurs">cangurs</a> fins a lloros; a una distància d'uns 100 metres (330 ft), un bumerang de 2 kg (4,4 lliures) que no retorna podria causar ferides mortals a un animal gran.<sup id="cite_ref-:0_2-2" class="reference"><a href="#cite_note-:0-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Un pal llançat gairebé horitzontalment pot volar en un camí gairebé recte i podria fer caure un cangur en impactar amb les cames o els genolls. Els bumerangs enganxats que no retornen, utilitzats al nord d'Austràlia Central, mataven múltiples ocells quan es llançaven a un dens ramat. Els pobles aborígens actuals fan servir els pals com a eines polivalents i, a més de llançar, es poden fer servir com a porres, s'utilitzen per excavar, s'utilitzen per iniciar focs de fricció i són sonors quan se'n colpeja un contra l'altre. </p><p>Les proves recents també suggereixen que els bumerangs es van utilitzar com a armes de guerra.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Ús_modern"><span id=".C3.9As_modern"></span>Ús modern</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bumerang&action=edit&section=3" title="Modifica la secció: Ús modern"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Al segle XXI, els bumerangs s'utilitzen principalment per a l'esbarjo. Hi ha diferents tipus de concursos de llançament: precisió de retorn; ronda australiana; captura; temps màxim a l'altura; captura ràpida; i resistència (vegeu més avall). El bumerang esportiu modern està fet de <a href="/wiki/Contraplacat" title="Contraplacat">fusta contraxapada</a> de bedoll finlandès, <a href="/wiki/Fusta_dura" title="Fusta dura">fusta dura</a>, plàstic o <a href="/wiki/Comp%C3%B2sit" title="Compòsit">materials compostos</a> i es presenta en moltes formes i colors diferents. La majoria dels bumerangs esportius solen pesar menys de 100 grams, amb bumerangs MTA, utilitzats per estar el màxim temps sense tocar a terra, de menys de 25 grams. </p><p>Els bumerangs també s'han utilitzat per practicar el tir amb escopetes en substitució dels ocells. </p><p>El bumerang modern sovint està <a href="/wiki/Disseny_assistit_per_ordinador" title="Disseny assistit per ordinador">dissenyat per ordinador</a> amb perfils aerodinàmics de precisió. El nombre d'"ales" sovint és superior a 2, ja que 3 o 4 ales proporcionen més sustentació que 2.<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> Entre els últims invents hi ha un bumerang de forma rodona, que té un aspecte diferent però utilitza el mateix principi de retorn que els bumerangs tradicionals.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> Això permet una captura més segura per part dels jugadors. </p><p>El 1992, l'astronauta alemany Ulf Merbold va fer un experiment a bord de Spacelab que va establir que els bumerangs funcionen en <a href="/wiki/Ingravidesa" title="Ingravidesa">gravetat zero</a> com ho fan a la Terra. L'astronauta francès Jean-François Clervoy a bord del Mir ho va repetir el 1997.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> El 2008, l'astronauta japonès Takao Doi va tornar a repetir l'experiment a bord de l'<a href="/wiki/Estaci%C3%B3_Espacial_Internacional" title="Estació Espacial Internacional">Estació Espacial Internacional</a>.<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Boomerangs_-_melbourne_show_2005.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/91/Boomerangs_-_melbourne_show_2005.jpg/220px-Boomerangs_-_melbourne_show_2005.jpg" decoding="async" width="220" height="145" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/91/Boomerangs_-_melbourne_show_2005.jpg/330px-Boomerangs_-_melbourne_show_2005.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/91/Boomerangs_-_melbourne_show_2005.jpg/440px-Boomerangs_-_melbourne_show_2005.jpg 2x" data-file-width="1600" data-file-height="1052" /></a><figcaption>Boomerangs a la venda al Melbourne Show de 2005</figcaption></figure> <p>A partir de la darrera part del segle XX, hi ha hagut un increment en la creació independent de bumerangs d'art de disseny inusual. Aquests sovint s'assemblen poc o gens amb els històrics tradicionals i, a primera vista, alguns d'aquests objectes poden no semblar bumerangs. L'ús de fusta contraxapada fina moderna i plàstics sintètics ha contribuït en gran manera al seu èxit. Els dissenys són molt diversos i poden anar des de formes inspirades en animals, temes humorístics, formes cal·ligràfiques i simbòliques complexes, fins a el purament abstracte. Les superfícies pintades són igualment ricament diverses. Alguns bumerangs fets principalment com a objectes d'art no tenen les propietats aerodinàmiques necessàries per tornar. </p> <div class="mw-heading mw-heading2"><h2 id="Vegeu_també"><span id="Vegeu_tamb.C3.A9"></span>Vegeu també</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bumerang&action=edit&section=4" title="Modifica la secció: Vegeu també"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Weet-weet" title="Weet-weet">Weet-weet</a></li> <li><a href="/wiki/Disc_volador" title="Disc volador">Disc volador</a></li> <li><a href="/wiki/Anell_volador" title="Anell volador">Anell volador</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Referències"><span id="Refer.C3.A8ncies"></span>Referències</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bumerang&action=edit&section=5" title="Modifica la secció: Referències"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist {{#if: | references-column-count references-column-count-{{{col}}}" style="list-style-type: decimal;"> <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"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="http://www.diccionari.cat/lexicx.jsp?GECART=0022439">Bumerang</a>».  Grup Enciclopèdia Catalana. [Consulta: 7 agost 2014].</span></span> </li> <li id="cite_note-:0-2"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-:0_2-0">2,0</a></sup> <sup><a href="#cite_ref-:0_2-1">2,1</a></sup> <sup><a href="#cite_ref-:0_2-2">2,2</a></sup></span> <span class="reference-text"><span class="citation book" style="font-style:normal" id="CITEREFJones1996"><span style="font-variant: small-caps;">Jones</span>, Philip. <i>Boomerang: Behind an Australian Icon</i>.  Wakefield Press, 1996. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/9781862543829" title="Especial:Fonts bibliogràfiques/9781862543829">ISBN 9781862543829</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Boomerang%3A+Behind+an+Australian+Icon&rft.aulast=Jones&rft.aufirst=Philip&rft.date=1996&rft.pub=Wakefield+Press&rft.isbn=9781862543829"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Brittanica-3"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Brittanica_3-0">3,0</a></sup> <sup><a href="#cite_ref-Brittanica_3-1">3,1</a></sup></span> <span class="reference-text"><span class="citation book" style="font-style:normal"> <i></i>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle="><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Rivers-1883-4"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Rivers-1883_4-0">4,0</a></sup> <sup><a href="#cite_ref-Rivers-1883_4-1">4,1</a></sup></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFRivers,_Pitt1883"><span style="font-variant: small-caps;">Rivers, Pitt</span> <i>The Journal of the Anthropological Institute of Great Britain and Ireland</i>, 12, 1883, pàg. 454–463.</span></span> </li> <li id="cite_note-Boomer-5"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Boomer_5-0">5,0</a></sup> <sup><a href="#cite_ref-Boomer_5-1">5,1</a></sup> <sup><a href="#cite_ref-Boomer_5-2">5,2</a></sup> <sup><a href="#cite_ref-Boomer_5-3">5,3</a></sup></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://web.archive.org/web/20070630052119/http://www.rangs.co.uk/boomhistory.htm">Boomerang history</a>». <i>rangs.co.uk</i>. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.rangs.co.uk/boomhistory.htm">original</a> el 30 June 2007. [Consulta: 17 octubre 2008].</span></span> </li> <li id="cite_note-ValdeNowak-Nadachowski-Wolsan-1987-6"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-ValdeNowak-Nadachowski-Wolsan-1987_6-0">6,0</a></sup> <sup><a href="#cite_ref-ValdeNowak-Nadachowski-Wolsan-1987_6-1">6,1</a></sup></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFValde-NowakNadachowskiWolsan1987"><span style="font-variant: small-caps;">Valde-Nowak</span>, Pawel; <span style="font-variant: small-caps;">Nadachowski</span>, Adam; <span style="font-variant: small-caps;">Wolsan</span>, Mieczyslaw <i>Nature</i>, 329, 01-10-1987, pàg. 436–438. <a href="/wiki/DOI" title="DOI">DOI</a>: <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1038%2F329436a0">10.1038/329436a0</a>.</span></span> </li> <li id="cite_note-SGNSWA-1804-12-23-7"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-SGNSWA-1804-12-23_7-0">7,0</a></sup> <sup><a href="#cite_ref-SGNSWA-1804-12-23_7-1">7,1</a></sup></span> <span class="reference-text"><span class="citation" style="font-style:normal"> «<a rel="nofollow" class="external text" href="http://nla.gov.au/nla.news-article626558">The beginning of the week presented a native warfare ...</a>». <i></i>, 23-12-1804, p. 2, col. 3, last ¶.</span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><a href="#cite_ref-8">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal" id="CITEREFCollins1798"><span style="font-variant: small-caps;">Collins</span>, David. «<a rel="nofollow" class="external text" href="https://www.gutenberg.org/ebooks/12565">Appendix XII (Language)</a>». A: <i>An Account of the English Colony in New South Wales</i>, 1798, p. 554.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=An+Account+of+the+English+Colony+in+New+South+Wales&rft.atitle=Appendix+XII+%28Language%29&rft.aulast=Collins&rft.aufirst=David&rft.date=1798&rft.pages=554"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><a href="#cite_ref-9">↑</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.hrelp.org/dawes/img/Boo-mer-rit.gif">Image of handwritten note</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20091014210056/http://www.hrelp.org/dawes/img/Boo-mer-rit.gif">Arxivat</a> 14 October 2009 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>., in "<a rel="nofollow" class="external text" href="http://www.hrelp.org/dawes/">The notebooks of William Dawes on the Aboriginal language of Sydney</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20091017022512/http://www.hrelp.org/dawes/">Arxivat</a> 17 October 2009 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>.". <a rel="nofollow" class="external text" href="http://www.hrelp.org/">The Hans Rausing Endangered Languages Project</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20120729162403/http://www.hrelp.org/">Arxivat</a> 29 July 2012 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>..</span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><a href="#cite_ref-10">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://web.archive.org/web/20090208042945/http://boomerang.org.au/articles/article-what-is-a-boomerang.html">What is a Boomerang?</a>».  Boomerang Association of Australia, 15-09-1961. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.boomerang.org.au/articles/article-what-is-a-boomerang.html">original</a> el 8 February 2009. [Consulta: 3 març 2010].</span></span> </li> <li id="cite_note-Largest-11"><span class="mw-cite-backlink"><a href="#cite_ref-Largest_11-0">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal"><span style="font-variant: small-caps;">Bailey, Ted</span>. «<a rel="nofollow" class="external text" href="https://web.archive.org/web/20080907071817/http://www.flight-toys.com/boomerang/boomnews/worldslargestboom.html">World's largest boomerang</a>». <i>flight-toys.com</i>. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.flight-toys.com/boomerang/boomnews/worldslargestboom.html">original</a> el 7 September 2008. [Consulta: 17 octubre 2008].</span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><a href="#cite_ref-12">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal"> «<a rel="nofollow" class="external text" href="http://www.abc.net.au/news/2015-11-02/indigenous-rock-art-could-be-among-oldest-in-world/6906476">Kimberley rock art could be among oldest in the world</a>». <i><a href="/wiki/Australian_Broadcasting_Corporation" title="Australian Broadcasting Corporation">Australian Broadcasting Corporation</a></i>, 02-11-2015.</span></span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><a href="#cite_ref-13">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal" id="CITEREFArifin2004"><span style="font-variant: small-caps;">Arifin</span>, Karina. <a rel="nofollow" class="external text" href="http://unesdoc.unesco.org/images/0013/001355/135558e.pdf"><i>Rock Art in West Papua</i></a>.  UNESCO Publishing, 2004.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Rock+Art+in+West+Papua&rft.aulast=Arifin&rft.aufirst=Karina&rft.date=2004&rft.pub=UNESCO+Publishing&rft_id=http%3A%2F%2Funesdoc.unesco.org%2Fimages%2F0013%2F001355%2F135558e.pdf"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><a href="#cite_ref-14">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFHarris2000"><span style="font-variant: small-caps;">Harris</span>, Tom. «<a rel="nofollow" class="external text" href="https://web.archive.org/web/20100307204702/http://www.howstuffworks.com/boomerang.htm/printable">Battle Boomerangs</a>».  Howstuffworks.com, 02-11-2000. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.howstuffworks.com/boomerang.htm/printable">original</a> el 7 March 2010. [Consulta: 3 març 2010].</span></span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><a href="#cite_ref-15">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://web.archive.org/web/20081205065827/http://www.rediboom.com/englisch/geschich/polen.html">Paleolithic throwing object</a>». <i>Rediboom</i>. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.rediboom.com/englisch/geschich/polen.html">original</a> el 5 December 2008. [Consulta: 6 setembre 2008].</span> – Throwing experiments with the Palaeolithic throwing object from the Oblazowa in the Polish Carpathians</span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><a href="#cite_ref-16">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal" id="CITEREFLloyd2006"><span style="font-variant: small-caps;">Lloyd</span>, John. <i>The Book of General Ignorance</i>.  Mackays of Chatham, 2006, p. 244. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/978-0-571-23368-7" title="Especial:Fonts bibliogràfiques/978-0-571-23368-7">ISBN 978-0-571-23368-7</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Book+of+General+Ignorance&rft.aulast=Lloyd&rft.aufirst=John&rft.date=2006&rft.pub=Mackays+of+Chatham&rft.pages=244&rft.isbn=978-0-571-23368-7"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><a href="#cite_ref-17">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal"> «<a rel="nofollow" class="external text" href="https://www.nationalgeographic.com.au/australia/boomerangs-were-lethal-weapons-of-war-skeleton-suggests.aspx">Boomerangs were lethal weapons of war, skeleton suggests</a>». <i></i>, 20-09-2016.</span></span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><a href="#cite_ref-18">↑</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.boomerangs.com/aerodynamics.html">Boomerang Aerodynamics</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20080807142646/http://www.boomerangs.com/aerodynamics.html">Arxivat</a> 7 August 2008 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>., <a rel="nofollow" class="external text" href="http://www.boomerangs.com/">boomerangs.com</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20060322212741/http://www.boomerangs.com/">Arxivat</a> 22 March 2006 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>..</span> </li> <li id="cite_note-19"><span class="mw-cite-backlink"><a href="#cite_ref-19">↑</a></span> <span class="reference-text">Saulius Pakalnis, <a rel="nofollow" class="external text" href="http://www.researchsupporttechnologies.com/boomerang_site/boomerang1.htm">Aerodynamics of Boomerang</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100611140201/http://www.researchsupporttechnologies.com/boomerang_site/boomerang1.htm">Arxivat</a> 11 June 2010 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>., 21 April 2006, <a rel="nofollow" class="external text" href="http://www.researchsupporttechnologies.com/">researchsupporttechnologies.com</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100815094709/http://www.researchsupporttechnologies.com/">Arxivat</a> 15 August 2010 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>..</span> </li> <li id="cite_note-20"><span class="mw-cite-backlink"><a href="#cite_ref-20">↑</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://pdfpiw.uspto.gov/.piw?PageNum=0&docid=08608598&IDKey=B4AE0ACC2549&HomeUrl=http%3A%2F%2Fpatft.uspto.gov%2Fnetacgi%2Fnph-Parser%3FSect1%3DPTO2%2526Sect2%3DHITOFF%2526p%3D1%2526u%3D%25252Fnetahtml%25252FPTO%25252Fsearch-bool.html%2526r%3D8%2526f%3DG%2526l%3D50%2526co1%3DAND%2526d%3DPTXT%2526s1%3DBOOMERANG.TI.%2526OS%3DTTL%2FBOOMERANG%2526RS%3DTTL%2FBOOMERANG">Round-shaped boomerang patent</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20220107155040/https://pdfpiw.uspto.gov/.piw?PageNum=0&docid=08608598&IDKey=B4AE0ACC2549&HomeUrl=http%3A%2F%2Fpatft.uspto.gov%2Fnetacgi%2Fnph-Parser%3FSect1%3DPTO2%2526Sect2%3DHITOFF%2526p%3D1%2526u%3D%25252Fnetahtml%25252FPTO%25252Fsearch-bool.html%2526r%3D8%2526f%3DG%2526l%3D50%2526co1%3DAND%2526d%3DPTXT%2526s1%3DBOOMERANG.TI.%2526OS%3DTTL%2FBOOMERANG%2526RS%3DTTL%2FBOOMERANG">Arxivat</a> 7 January 2022 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>.. 8 July 2021</span> </li> <li id="cite_note-21"><span class="mw-cite-backlink"><a href="#cite_ref-21">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://web.archive.org/web/20100524160448/http://www.flight-toys.com/boomerang/boomnews/spacebooms.html">Boomerangs in Space</a>».  Flight-toys.com, 18-03-2008. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.flight-toys.com/boomerang/boomnews/spacebooms.html">original</a> el 24 May 2010. [Consulta: 3 març 2010].</span></span> </li> <li id="cite_note-22"><span class="mw-cite-backlink"><a href="#cite_ref-22">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal"> «<a rel="nofollow" class="external text" href="http://www.news.com.au/couriermail/story/0,23739,23411383-952,00.html">Boomerang works in space, says astronaut</a>». <i>News.com.au</i>, 21-03-2008.</span> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20080324172123/http://www.news.com.au/couriermail/story/0%2C23739%2C23411383-952%2C00.html">Arxivat</a> 24 de març 2008 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>.</span> </li> <li id="cite_note-23"><span class="mw-cite-backlink"><a href="#cite_ref-23">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal"> «<a rel="nofollow" class="external text" href="http://www.universetoday.com/2008/03/24/does-a-boomerang-work-in-space/">Does a Boomerang Work in Space?</a>». <i>Universetoday.com</i>, 24-03-2008.</span></span> </li> </ol></div></div> <style data-mw-deduplicate="TemplateStyles:r33663753">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:#f9f9f9;display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}.mw-parser-output .side-box-center{clear:both;margin:auto}}</style><div class="side-box metadata 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