A 0.37 kg piece of putty is dropped from a height of 3.0 m above a flat surface. When it hits the surface, the putty comes to rest in 0.25 s. What is the average force exerted on the putty by the surface?

magnitude N
direction

2 answers

Impulse = Force * time = momentum change

Use the height to determine the velocity at impact, which you need for the momentum cha nge
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