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]
Suppose that a car traveling to the East (+x direction) begins xwr 5e*0 4mvj, 7w8v sn q54*potdiaecto t8zgq9 * y0h2 pu9f7g.. msgrmsc6svs slow down as it approaches a traffic 9s. .ggy s7trhgm*suf0 q2sv96cz8mp light. Make a statement concerning its acceleration.
A. The car is decelerating, and its acceleration is positive.
B. The car is decelerating, and its acceleration is negative.
C. The acceleration is zero.
D. A statement cannot be made using the information given.
参考答案: B
本题详细解析:
暂无
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