4) on two different occasions during a nasty game of dodgeball, wild bill was hit in the
chest...
4) on two different occasions during a nasty game of dodgeball, wild bill was hit in the
chest while jumping. on the first occasion, the ball hit his chest and bounced off. the
second time, wild bill caught the ball. assuming both balls had the same mass and hit
wild bill with the same velocity, which ball caused bill to accelerate backwards more?
explain why.
Answers: 2
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Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)
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