本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation，类别为 通用国际物理
[单选题]
Is it possible for an object f q/ hh,ixcv8+moving with a constant speed tf3fv)qd;8 ne go accelerate? Explainf ef)8g dv3;qn.
A. No, if the speed is constant then the acceleration is equal to zero.
B. No, an object can accelerate only if there is a net force acting on it.
C. Yes, although the speed is constant, the direction of the velocity can be changing.
D. Yes, if an object is moving it can experience acceleration
参考答案: C
本题详细解析:
暂无
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