一些理化牛頓運動定律的問題 - 運動

By Hazel
at 2009-12-05T00:00
at 2009-12-05T00:00
Table of Contents
這是我們這次段考的題目,只是我的理化並不是很好所以問題不少,所以分成兩個問,請你們順便幫忙解釋一下(因為尚未對答案,並沒有正解)......1.彈簧下端掛有重物,手提彈簧使物體加速向上,現在手突然停止運動,此瞬間物體會:(A)開始向上等速度運動(B)開始向下,做等加速度運動(C)繼續向上,做
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運動
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By Margaret
at 2009-12-06T11:27
at 2009-12-06T11:27

By Iris
at 2009-12-05T02:46
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By Dorothy
at 2009-12-06T18:44
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By Oliver
at 2009-12-08T12:08
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By Thomas
at 2009-12-07T03:10
at 2009-12-07T03:10
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