Physics Unit2: Kinematics One Dimensional Motion (id: 0791963ca)

本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 国际高中通用物理

[单选题]
In Fig. 2-1, what is (oajdf 8 i; z8awkg4 jzdn3*ehv jn e2(j*-7smthjhi4ruf.6jmz9 a*k:a* n9tezd1rd/qe velocity at t = 4.0 s?

A. 0
B. 10 m/s
C. 20 m/s
D. -40 m/s


参考答案:  A


本题详细解析: 暂无

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