Vísindavefurinn: Menntavísindi

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<strong>Árdegis: 04:43 • Síðdegis: 16:51</strong> <span>í Reykjavík</span> </div> <div class="data-item"> <img src="/design/i_vv/icon-tide.svg" alt="Fjaran"> Fjara <strong>Árdegis: 10:54 • Síðdegis: 23:01</strong> <span>í Reykjavík</span> </div> </div> </div> </div> <div class="header-data"> <div class="data-item"> <img src="/design/i_vv/icon-sun.svg" alt="Sólin"> Sólin <strong>Rís 10:38 • sest 15:53</strong> <span>í Reykjavík</span> </div> <div class="data-item"> <img src="/design/i_vv/icon-moon.svg" alt="Tunglið"> Tunglið <strong>Rís 07:13 • Sest 14:40</strong> <span>í Reykjavík</span> </div> <div class="data-item"> <img src="/design/i_vv/icon-flood.svg" alt="Flóð"> Flóð <strong>Árdegis: 04:43 • Síðdegis: 16:51</strong> <span>í Reykjavík</span> </div> <div class="data-item"> <img src="/design/i_vv/icon-tide.svg" alt="Fjaran"> Fjara <strong>Árdegis: 10:54 • Síðdegis: 23:01</strong> <span>í Reykjavík</span> </div> </div> </header> <div class="poppin md-send"> <a class="instructions" href="#">Leiðbeiningar<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-help-circle"><circle cx="12" cy="12" r="10"></circle><path d="M9.09 9a3 3 0 0 1 5.83 1c0 2-3 3-3 3"></path><line x1="12" y1="17" x2="12.01" y2="17"></line></svg></a><a class="instructions-close" href="#">Til baka <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-arrow-left"><line x1="19" y1="12" x2="5" y2="12"></line><polyline points="12 19 5 12 12 5"></polyline></svg></a> <h2>Sendu inn spurningu </h2> <div class="instructions-more"> <p class="first">Hér getur þú sent okkur nýjar spurningar um vísindaleg efni.</p> <p>Hafðu spurninguna stutta og hnitmiðaða og sendu aðeins eina í einu. Einlægar og vandaðar spurningar um mikilvæg efni eru líklegastar til að kalla fram vönduð og greið svör. Ekki er víst að tími vinnist til að svara öllum spurningum.</p> <p>Persónulegar upplýsingar um spyrjendur eru eingöngu notaðar í starfsemi vefsins, til dæmis til að svör verði við hæfi spyrjenda. Spurningum er ekki sinnt ef spyrjandi villir á sér heimildir eða segir ekki nægileg deili á sér.</p> <p>Spurningum sem eru ekki á verksviði vefsins er eytt.</p> <p>Að öðru leyti er hægt að spyrja Vísindavefinn um allt milli himins og jarðar!</p> <div class="content-left-sep"></div> </div> <form action="/hvers_vegna.php?id=" method="POST" name="question_send"> <div class="md-fields"> <input type="hidden" name="step" value="4"> <div class="md-input"> <label for="s-fname">Nafn</label> <input type="text" name="f_name" class="send-input" id="s-fname" required="required" value=""> <input type="hidden" name="l_name" class="send-input" id="s-sname" value=""> </div> <div class="md-input"> <label for="s-email">Netfang</label> <input type="email" name="email" class="send-input" id="s-email" required="required" value=""> </div> <div class="md-input"> <label for="s-byear">Fæðingarár</label> <input type="number" name="birthyear" class="send-input" id="s-byear" maxlength="4" required="required" value=""> </div> <div class="md-input"> <label for="s-math">Ruslpóstvörn</label> <input type="hidden" name="vv_math_problem_hash_id" class="vv_math_problem_hash_id" id="vv_math_problem_hash_id" value=""> <input type="text" name="vv_math_problem_answer" id="vv_math_problem_answer" class="send-input" valuesize="2" maxlength="2" required="required" style="width: 30%;"> <span class="s-math-container"> = <span class="math_problem_num1_txt"></span> <img class="math_problem_math_icon" src="" /> <span class="math_problem_num2_txt"></span> </span> </div> <div class="md-input"> <label for="s-question">Spurning</label> <textarea type="text" name="question" class="send-input i-question" id="s-question" rows="6" required="required"></textarea> </div> </div> <div class="md-actions"> <button type="button" value="" class="btn btn-white"><i data-feather="x"></i> Hætta við</button> <button type="submit" value="Senda" class="btn send-button"><i data-feather="check"></i> Senda</button> </div> </form> </div> <section class="layout"> <div class="main-content">   <div class="backdrop-blue"> <div class="category-title article-header layout-item"> <div class="breadcrumbs-button"> <img class="br-arrow" src="/design/i_vv/icon-arrow-left.svg"> <img class="br-home" src="/design/i_vv/icon-home.svg"> <a class="br-back" href="/">Forsíða</a> <span>Svör úr flokknum menntavísindi</span> </div> <div class="headline-elements"> <h1 class="page-title">Svör úr flokknum menntavísindi</h1> </div> </div> </div> <section class="content-below layout-item"> <div class="pagination"> <h3>Alls 218 svör á Vísindavefnum</h3> </div> <div class="recent-answers"> <div class="recent-answers-wrapper"> <article class="recent-article"> <a href="/svar.php?id=86074" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Geta vísindin sagt okkur hver sé besta leiðin til að byrja að hreyfa sig og viðhalda hreyfingu?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=84664" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Hvað er upplýsingalæsi?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=61662" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Hvað er læsi?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=81898" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Af hverju þurfa tenniskonur að spila í pilsum?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=71539" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Hvað er 12 mínútna hlaupapróf og hvernig er það framkvæmt?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=69273" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Hvað eru íþróttir og hvað skilgreinir þær?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=78904" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Hafa lifandi dúfur verið notaðar í skotkeppni á Ólympíuleikunum?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=81947" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Eru sprettharðir langhlauparar fljótari en spretthlauparar?</h4> </a> </article> <article class="recent-article"> <a href="/svar.php?id=64328" class="recent-article-wrapper"> <div class="recent-category" style="border-color: #AC1A2F" > menntavísindi </div> <h4>Hvaða áhrif hefur ofþjálfun á líkamann? 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