Physics Bowl by Topic 3: Kinematics - part II Uniformly Accelerated Motion (id:

本题目来源于试卷: Physics Bowl by Topic 3: Kinematics - part II Uniformly Accelerated Motion，类别为 美国物理杯赛(Physics Bowl)

[单选题]
97.09: At a certain tibc i7h4i4b a:7zsw.ftme, an object in free fall has velocity 4.0 m/s in2w: (zsv3x h.izzpp8u h:x sb8 the upward direction. What is the approximat 2v.88xbihhzz:s( 3px uzwp s:e velocity of the object one second later?

A. 14 m/s up
B. 10 m/s up
C. 4.0 m/s up
D. 6.0 m/s down
E. 10 m/s down


参考答案:  D


本题详细解析: 暂无

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