Action and Reaction: Push Me Pull Me Carts

Photo shows the demonstration used by the University of Texas at Austin.

Instructions / Notes:

• Demonstration includes two large skateboards, an 8 foot rope and a 15 lb medicine ball.
• This demonstration provides an excellent opportunity for student participation
• The first variation of the demo has two students on two carts separated by about 6 to 8 feet.
  • Have the two students stand or kneel 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 medicine ball to each other.

Video shows the use of a rope with one of the two persons pulling on the rope.

Last updated on July 25, 2024