2. A 0.7kg soccer ball hits a wall which exerts an average normalforce of 400N on the ball over 8ms. If the ball's initial velocity is(-4, + 2)m/s, what is the ball's finalya) velocity andb) speed?c) Did the ball slow down or speed up during the collision?You can use the table but you don't have to.PiJPfXXVf

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2. A 0.7kg soccer ball hits a wall which exerts an average: normal force of 400N on the ball over 8ms. If the ball's initial velocity is (-4, + 2)m/s, what is the ball's final a) velocity and b) speed? c) Did the ball slow down or speed up during the collision? You can use the table but you don't have to. Pi J Pf x y X

2. A 0.7kg soccer ball hits a wall which exerts an average: normal force of 400N on the ball over 8ms. If the ball's initial velocity is (-4, + 2)m/s, what is the ball's final a) velocity and b) speed? c) Did the ball slow down or speed up during the collision? You can use the table but you don't have to. Pi J Pf x y X

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter11: Collisions

Section: Chapter Questions

Problem 8PQ

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