a 10.0 kg cart and a 15 kg cart are locked together with a compressed spring between them. they are then released so that the spring pushes the two carts apart. the 15 kg cart is moving at 3.0 m/s afterward. how fast is the 10.0 kg cart moving?
a) 3.0 m/s
b) 4.5 m/s
c) 5.0 m/s
Answers: 1
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a 10.0 kg cart and a 15 kg cart are locked together with a compressed spring between them. they are...
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