本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 通用国际物理
[单选题]
A 3.0-kg object moves 8:t9gb pn a.f8d9s v;;cyqpgy toma33jcs9 l((, , ttanzosx+vs the right with a speed of 2.0 m/s. It collides in a perfectly elastic collision with aslan taos x( mz,3v,c3 (sjt9+ 6.0-kg object moving to the left at 1.0 m/s. What is the total kinetic energy after the collision?
A. $9.0 \; J$
B. $6.0 \; J$
C. $3.0 \; J$
D. $0 \; J$
参考答案: A
本题详细解析:
暂无
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