Physics, 02.02.2021 02:40, mduncan840

A 0.5kg football thrown by Tony Romo with a velocity of 15 m/s is caught by a stationary receiver and brought to rest in 0.02 seconds. a) what impulse is delivered to the ball? b) how much force must be exerted in order to stop the ball? The answers are -7.5kg m/s and F = -375N, but I don't know how they got them. Steps please! Thank you!!

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A 0.5kg football thrown by Tony Romo with a velocity of 15 m/s is caught by a stationary receiver an...