After falling from rest from a height of 35 m, a 0.30-kg ball rebounds upward, reaching a height of 25 m. If the contact between ball and ground lasted 2.4 ms, what average force was exerted on the ball? (Enter the magnitude.)

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Q: A 0.145-kg baseball pitched horizontally at 27.0 m/s strikes a bat. If the contact time between bat…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”