斜面運動向心力問題 - 運動
By Emily
at 2009-11-26T00:00
at 2009-11-26T00:00
Table of Contents
http://www.twbbs.net.tw/2893774.html為何乙是向心力呢?我之前查了很多資料何為斜面上運動的物體它的向心力是物體重力方向及所受正向力方向的合力我不懂這句話的意思...要怎麼畫出來?還是不懂斜面運動的向心力...麻煩解釋一下~還有一種題目是跑操場的題目甲乙丙分別由內到外道順利通過彎道,題目會問誰�
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運動
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By Mary
at 2009-11-28T21:18
at 2009-11-28T21:18
By Una
at 2009-11-29T15:29
at 2009-11-29T15:29
By Jacky
at 2009-11-26T23:18
at 2009-11-26T23:18
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