A 4.0kg model train going right at 6.0m/s bumps into a toy wagon moving in the same direction at 2.0m/s. The model train has a

Question

A 4.0kg model train going right at 6.0m/s bumps into a toy wagon moving in the same direction at 2.0m/s. The model train has a final speed of 4.8m/s, and the wagon has a final speed of 5.2m/s, both to the right. What is the mass of the wagon?

Kunduz · Accepted Answer

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