本题目来源于试卷: Impulse and momentum，类别为 美国物理杯赛(Physics Bowl)
[单选题]
17.21: The change in linyv/e -stcp;gf/:z y f:ear momentum of an object is always in t5n; zkk 0sy6ujaffd ll7 ts--5.rx cl9he same direction 7lck5dj zs- l6n;k5fl0f.tays9r - uxas the
A. velocity of the object.
B. displacement of the object.
C. average speed of the object.
D. average velocity of the object.
E. average acceleration of the object.
参考答案: E
本题详细解析:
暂无
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