gc textbook chapter 7 Linear Momentum (id: bf9eab76f)

本题目来源于试卷: gc textbook chapter 7 Linear Momentum，类别为 通用国际物理

[填空题]
Two astronauts, one ockl7l y04pq3t gapt ,ikq4i-3f mass 60 kg andpd/a*5t y s4sg the other 80 kg, are initially at rest in outer space. They then push each other asa4 t/sgd 5py*part. How far apart are they when the lighter astronaut has moved 12 m?    m

参考答案: 21±2%


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