4. || A large raindrop-the type that lands with a definite splat-has a mass of 0. 014
g and hits your roof at a speed of 8. 1 m/s.
a. What is the magnitude of the impulse delivered to your roof?
b. If the raindrop comes to rest in 0. 37 ms, what is the magnitude of the
average force of the impact?
