有關物理化學的一些問題 - 社會議題
By Emma
at 2008-06-28T00:00
at 2008-06-28T00:00
Table of Contents
1.若某生以擺長100公分的單擺做實驗,得週期為1.0秒,則改以擺長為25公分的單擺重做實驗,其週期約為:(A)0.25秒(B)0.5秒(C)1.0秒(D)2.0秒.2.在南北向直線公路上,有一貨車向北行駛,逾半分鐘內其速度由18km/hr增至36km/hr,則該貨車在此半分鐘內的平均加速度為多少?(A)3/1,向北(B)1/4向南(C)1/5,向南(D)1/6,向北.3.物體做自由�
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社會議題
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By Elizabeth
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