本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 通用国际物理
[单选题]
When an object is released from rest an -bftd/ jjc8 r6jb*qga3j (;izd fao ) vp6nxq34golls in the absence of friction, which of the following is true concerning its 6no4gpx 3o)qvmotion?
A. Its acceleration is constant.
B. Its velocity is constant.
C. Neither its acceleration nor its velocity is constant.
D. Both its acceleration and its velocity are constant.
参考答案: A
本题详细解析:
暂无
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