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Collisions
Decide what stays constant before and after impact. Each answer is checked instantly with a tolerance of +/- 3%.
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CollisionsDifficulty 2/4
Tolerance: +/- 3%Problem
A 4 kg block moving at 5 m/s collides elastically with a stationary 1 kg block. What is the final velocity of the 1 kg block?
m/s