Question

A 80 slug car runs into a wall while moving at 10ft/s. If the car bounces off the wall with the same speed it struck it with as a result of having been in contact with the wall for .8 second, then find...

a)... The initial momentum of the car
b)... The final momentum of the car
c)... The change in momentum of the car
d)... The impulse applied on the car by the wall
e)... The net force applied on the car by the wall