Physics Unit2: Kinematics One Dimensional Motion (id: cfae26288)

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]
A ball is thrown upwadfvys2hbpg rd 7n87 * ;5)lhtvrd n 79a cz f-b,r)1cgzqw j7.nngat a velocity of 19.6 m/s. What is its velocity after 3.0 a -7.cjz7wr , 1)qfngncgb9zn0 s?

A. 9.8 m/s upward
B. 9.8 m/s downward
C. zero
D. 19.6 downward


参考答案:  B


本题详细解析: 暂无

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