Physics, 03.12.2021 21:30 tsadface21

Please Help A 6.0 kg cart moves at a velocity of 12 m/s. The cart bounces off a wall causing it to rebound in the opposite direction at a speed of 18 m/s.

What is the change in the earth's momentum? At for collision is 0.45 earths is the average force from the wall on the cart?
Delta t for collisions is 0.4s

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A 6.0 kg cart moves at a velocity of 12 m/s. The cart bounces off a wall causing it t

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