Physics Bowl by Topic 2: Kinematics - part I General Motion (id: 2c56403fc)

本题目来源于试卷: Physics Bowl by Topic 2: Kinematics - part I General Motion，类别为 美国物理杯赛(Physics Bowl)

[单选题]
99.17: This question ri0g;it; 1pb2c pxj(o+flug - xefer wlgo6v ,. + w8vf1eg alawgp:* p*v1nmto the diagram below which shows the position and elapsed time of a car starting from rest and un gvg, p o*fv.*8l+6vwa wmleng:w1 p1aiformly accelerating in a straight line. What was the average velocity of the car during the third second?

A. 15 m/s
B. 12 m/s
C. 9 m/s
D. 5 m/s
E. 2 m/s


参考答案:  A


本题详细解析: 暂无

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