實驗室其實也可以做出彩虹，但是這幾天天氣實在不好，所以我們來看看影片吧 <embed src='http://us.i1.yimg.com/cosmos.bcst.yahoo.com/player/media/swf/FLVVideoSolo.swf' flashvars='id=3358082&emailUrl=http%3A%2F%2Ftw.video.yahoo.com%2Futil%2Fmail%3Fei%3DUTF-8%26vid%3D797042%26fr%3Dyfp&imUrl=http%25253A%25252F%25252Ftw.video.yahoo.com%25252Fvideo%25252Fplay%25253Fei%25253DUTF-8%252526vid%25253D797042&imTitle=%2525E5%2525BD%2525A9%2525E8%252599%2525B9&searchUrl=http://tw.video.yahoo.com/search/video?p=&profileUrl=http://tw.video.yahoo.com/video/profile?yid=&creatorValue=c29waGlhbG92ZW9icmllbg%3D%3D&vid=797042' type='application/x-shockwave-flash' width='425' height='350'></embed> 你可以認真數數看，彩虹有幾種顏色？ <embed src='http://us.i1.yimg.com/cosmos.bcst.yahoo.com/player/media/swf/FLVVideoSolo.swf' flashvars='id=3785518&emailUrl=http%3A%2F%2Ftw.video.yahoo.com%2Futil%2Fmail%3Fei%3DUTF-8%26vid%3D1000303%26fr%3Dyfp&imUrl=http%25253A%25252F%25252Ftw.video.yahoo.com%25252Fvideo%25252Fplay%25253Fei%25253DUTF-8%252526vid%25253D1000303&imTitle=%2525E9%2525A2%2525B1%2525E9%2525A2%2525A8%2525E5%2525A4%2525A9%2525E5%2525BD%2525A9%2525E8%252599%2525B9%2525E5%2525A4%2525A9&searchUrl=http://tw.video.yahoo.com/search/video?p=&profileUrl=http://tw.video.yahoo.com/video/profile?yid=&creatorValue=dGVsMDY5OTE2MjYz&vid=1000303' type='application/x-shockwave-flash' width='425' height='350'></embed> 再想一想，為什麼彩虹總是在颱風天或下雨天前後出現？ <!-- more -->
00.科學教育 (3)