Mathematics, 09.10.2019 18:30, lukeakalucas

Achild bounces a 48 g superball on the sidewalk. the velocity change of the super bowl is from 23 m/s downward to 14 m/s upward. if the contact time with the sidewalk is 1800 s, what is the magnitude of the average force exerted on the superball by the sidewalk?

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Achild bounces a 48 g superball on the sidewalk. the velocity change of the super bowl is from 23 m/...