理化牛頓第三運動定律的很難問題?????????有20點 - 運動
By Ina
at 2005-10-10T00:00
at 2005-10-10T00:00
Table of Contents
甲、乙兩人立於地面上拔河,已知細繩向甲方移動,試將下列四力由大到小排列之。a)甲對地面的施力b)乙對地面的施力c)甲拉乙的力d)乙拉甲的力。正確答案是;A大於C等於D大於B各力怎樣形成的????????怎樣比較大小?????????請教我我都一頭霧水不會就不要亂寫最好是由高人指點或可靠的網站...Showmore
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運動
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By Agatha
at 2005-10-11T12:30
at 2005-10-11T12:30
By Yuri
at 2005-10-10T05:02
at 2005-10-10T05:02
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