physical science
posted by Shevon .
An 8kg ball rolling at 2m/s bumps into a pillow and stops in 0.5s (a) Show that the force exerted by the pillow is 32N. (b) How much force does the ball exert on the pillow?

physical science 
drwls
(a) Initial momentum = impulse
8 kg * 2 m/s = Force * 0.5 s
Force = __ Newtons
(b) Use Newton's third law
action = reaction
(This refers to forces objects exert on each other)
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