# science

posted by ann

a bullet has a momentum of 20kg*m/s -How fast would a car weighing 1200 kg should be moving to have the same momentum as the bullet expressed in miles/hr?

1. drwls

M*V = 1200 V = 20 kg*m/s
V = 1/60 m/s

Convert that to mph.

(1 mile = 1609 meters)

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