Across
- 3. the amount of energy used as a force moves an object over a distance.
- 6. An inclined plane wrapped around a cylinder that moves.
- 8. The conversion of one form of energy to another.
- 9. machines that do work using one movement.
- 12. a flat, level surface.
Down
- 1. energy can be transformed from one region to another but energy cannot be created or destroyed.
- 2. a flat sloped plane.
- 4. To change a thing into a different thing.
- 5. Two or more simple machines working together.
- 7. A simple machine that pivots around a fixed point.
- 10. It is a grooved wheel with a rope or cable wrapped around it.
- 11. the ratio of output work to input work.