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 plane, flying horizontally, relex n*bf ;9-w3u6fdbgd gasesovt 1wt2/mfl +;x9x(kg im .rj a bomb, which explodes before hitting the gro1omlt ;xx/f9iv(j2rkt m+.w g und. Neglecting air resistance, the center of mass of the bomb fragments, just after the explosion
A. is zero.
B. moves horizontally.
C. moves vertically.
D. moves along a parabolic path.
参考答案: D
本题详细解析:
暂无
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