<h2 class=lexical__h2 dir=ltr><span>知識補給</span></h2><p class=lexical__paragraph dir=ltr style=text-align: start;><span>地球會自轉,自轉一圈約一天,並同時繞著太陽公轉,公轉一圈約一年,月球也會自轉和繞著地球公轉,自轉和公轉一圈約27天,月球運轉是總是以同一面朝向地球。(自轉及公轉均為</span><code><span class=lexical__textCode>逆時針</span></code><span>轉動)</span></p><p class=lexical__paragraph dir=ltr style=text-align: start;><span>「月相變化」是由於「月球公轉」讓太陽、地球、月球的相對位置產生改變,讓在地球上的我們看到月亮的圓缺盈虧變化喔!</span></p><hr><h2 class=lexical__h2 dir=ltr><span>影片連結</span></h2><ul class=lexical__ul><li value=1 class=lexical__listItem><span>【自然科學_月亮】月相 —— 為什麼月亮不是圓的? |來自宇宙的消息 EP2-2 </span><a href=https://www.youtube.com/watch?v=wTkVxgVVs2w rel=noopener>://www.youtube.com/watch?v=wTkVxgVVs2w</span></a></li><li value=2 class=lexical__listItem><span>模擬月相儀學生注意事項 </span><a href=https://www.youtube.com/watch?v=EVHTbQYoNJA&t=233s rel=noopener>://www.youtube.com/watch?v=EVHTbQYoNJA&t=233s</span></a></li><li value=3 class=lexical__listItem><span>月相縮時器 </span><a href=https:// rel=noopener>://www.youtube.com/watch?v=pJ13qZmSZwg</span></a></li></ul><div class=lexical__image center><div class=lexical__imageWrapper><img src=https://d2a6d2ofes041u.cloudfront.net/resize?norotation=true&url=https%3A%2F%2Fimages.vocus.cc%2F158a45ad-652b-4193-993c-c78e2fd00e2d.png&width=1110&sign=B7uH6PeAe7gE2hC_fmBu6RxFEQ8rrHTyUSXzy1FD1k4 data-original-src=https://images.vocus.cc/158a45ad-652b-4193-993c-c78e2fd00e2d.png data-width=1981 data-height=1428 alt=image></div><div class=captionTheme__wrapper><p class=captionTheme__paragraph></p></div></div><p class=lexical__paragraph dir=ltr><a href=https://www.dropbox.com/scl/fi/ad2lhjnjgm65dd9wahao9/moon.pptx?rlkey=t4bnryv1ghx3oc2gk90elgz9q&dl=0 rel=noopener>.ppt</span></a></p><p class=lexical__paragraph dir=ltr><br></p>