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 relx; ov7,tasakk *vly +6ease1 t0cc*;y6bqq)y5 alrt 6nix(i.c kyd d from rest and falls in the absence of friction, which of the following is true concerning tly0q.crk6tx i)c;(i n *bd615cqy ayits motion?
A. The speed of the falling object is proportional to its mass.
B. The speed of the falling object is proportional to its weight.
C. The speed of the falling object is inversely proportional to its surface area.
D. None of the above is true.
参考答案: D
本题详细解析:
暂无
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