Chapter 9: Linear Momentum and Collisions
Puzzles
1.
"Knock-Off"
You are standing on a log and a friend is trying to knock you off.
He throws the ball at you. You can catch it, or you can let it bounce off of you.
Which is more likely to topple you, catching the ball or letting it bounce off?
Briefly explain what physics you used to reach your conclusion.
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