《有請物理高手》牛頓第一運動定律的問題? - 運動
By Carol
at 2007-02-10T00:00
at 2007-02-10T00:00
Table of Contents
最近我翻了一下高中參考書(物理的基礎概念:張鎮麟著)和大學教科書Holliday,發現他們對牛頓第一運動定律的解釋是:如果「沒有力作用」在物體上時,物體就會保持原本的運動狀態,即慣性。這句話我對於「沒有力作用」一直感到納悶,是物體沒有受到任何外力嗎?還是物體所受到的合力=0呢?張鎮�
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By Hazel
at 2007-02-10T18:57
at 2007-02-10T18:57
By Isla
at 2007-02-11T02:25
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By Dinah
at 2007-02-10T06:35
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