本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 国际高中通用物理
[单选题]
A 3.0-kg object moves to the kjuz*q (-dfs:cvcp 1feg7::g9 fuksby 95uc 3 r1dqk1b/(9 pnil )sn:luas py1 ight with a speed of 2.0 m/s. It collides in a perfectly elastic collision with a 6.0-kg object moving to the leipl 1ps l dq u19y/1nab(s:)knft 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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