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## Homework Statement

A bullet of mass 0.010 kg and speed of 100 m/s is brought to rest in a wooden block after penetrating a distance of 0.10 m. This process takes 0.02 seconds. Theblock remains stationary during this process.

a. what is the magnitude of the impulse delivered to the bullet by the block during this time?

b. How much work was done ont he bullet during this process?

## Homework Equations

thats what I am wondering

## The Attempt at a Solution

i can't find the formula to try it, i am pretty much just looking for the formula and what each thing stand for etc. Thanks