PIRA 1H10.10 Action and Reaction: Push Me/Pull Me Carts
Instructions / Notes:
- Demonstration includes two massive skateboards, a rope and a medicine
ball.
- Demonstration provides an excellent opportunity for student participation
- The first variation of the demo has two students on two carts separated
by about 10 ft..
- Have two students stand on the carts and grasp the ends of the rope.
- Have only one student at a time pull on the rope. Observe that they
both move.
- A second variation is two have both carts together and have one student
push off a second student.
- A third variation is two have the carts close together and have the
two students throw the ball to each other.
Photo Shows the Demo Carts Used by the University of Texas at
Austin.
Last Updated 2/98 - University of Texas at Austin Physics Dept.
- All Rights Reserved.