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Ch 9 Problem 9.51 4 of 18 Review Kids are pelting a window with snowballs. On average, two snowballs of roughly 300-g mass hi

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Answer #1

Snowball mass, m= 300g = 300*10-3 kg and velocity, v= 10 m/s

Now, on average per second 2 ball is hitting the window.

Now, from the impulse formula, the required force is:

+ _ changeinmomentum 2* mv _ 2 * 300 * 10-* 10 – 6N F= time

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