本题目来源于试卷: Collision and momentum conservation，类别为 美国物理杯赛(Physics Bowl)
[单选题]
97.08: Cart 1 and cart 2 are held srd.l olro:*3 ) t6zow together as shown in the d *c t,o+r.h+ve jp-biio;y cr1iagram to the right. Cart 2 is mor y. co rco1-rb,*jtvi;ih+p e+e massive than cart 1. As they are forced apart by the release of a compressed spring, which of the following quantities will have the same magnitude for both carts?
A. acceleration
B. change of velocity
C. force
D. speed
E. velocity
参考答案: C
本题详细解析:
暂无
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