Record your results in the table below

Question

• A ramp consisting of a large piece of cardboard, poster board, or similar thin and smooth material
• A toy car such as a Matchbox car
• Books to vary the height of the ramp
• A ruler or yardstick

Procedure: This experiment should be conducted on a smooth floor, such as tile, hardwood, or smooth concrete. Do not perform this experiment on carpeting.

1. Using one or two books, raise one end of the ramp off the floor.
2. Measure the height of the ramp.
3. Place the toy car at the top of the ramp and release. Do not give the car an initial push.
4. Let the car roll to a stop and measure the total distance the car rolls. Be sure to include the length of the ramp and the distance rolled.
5. Repeat for two additional heights, using additional books to increase the height of the ramp.
6. Record your results in the table below.