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]
Two objects are thrown from the top 9u;e: t+qb ctyof a tall building. One is thryr:( aut87 vllown up, and the other is thrown down, botvut8r:yal l( 7h with the same initial speed. What are their speeds when they hit the street?
A. The one thrown up is traveling faster.
B. The one thrown down is traveling faster.
C. They are traveling at the same speed.
D. It is impossible to tell because the height of the building is not given.
参考答案: C
本题详细解析:
暂无
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