Across
- 3. Work is measured in
- 4. A rope wrapped around a wheel
- 6. a device that makes work easier
- 7. a bar that turns at a fixed point
- 9. inclined plane that turns around a central point
Down
- 1. two wheels that rotate together (different sizes)
- 2. The kind of lever where the fulcrum is in the middle
- 5. This pulley changes the direction of the force
- 8. simple machines decrease this
- 10. inclined plane with two slopes