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PIRA Code(s)
1D60.10
Set up time
1 minute
Physics and Science Concepts
Mechanics, Motion in Two Dimensions, Projectile Motion
Operation
Press down on the inside of the cup. Turn the cart over, and stick the pin in the hole that protrudes from the bottom of the cart. Place the ball inside the cup. Then, push the car at a constant velocity as you gently pull the string. The ball should pop up and land in the cup again.
Safety
None

Ball is fired vertically from a moving cart and falls back into cup.