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]
02.02: The graph represents the r a rowb: zxhvy -7pt39,r7lb* melationship between distanc h x(n8k6 pg- fz/squ;elz+9zve and time for an object that is moving along a straight line. Between what times did the object have a sz g6kfnxqhzp +ev /z8u9;( l-non-zero acceleration?
A. 0 s only
B. 0 s to 5 s
C. 5 s to 8 s
D. 0 s to 8 s
E. the object was not accelerating at any time
参考答案: C
本题详细解析:
暂无
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