Science
Across
- 3. two different sized circular objects that are attached together and turn as one
- 5. an inclined plane wrapped around a cylinder
- 7. energy cannot be created or destroyed
- 10. the rate at which work is done
- 11. a rigid bar that is free to move around a fixed point
- 12. a simple machine that consists of a rope that fits into a groove in a wheel
- 13. the ability to do work
Down
- 1. a machine that does work with only one movement
- 2. energy of motion
- 4. stored energy
- 6. force x distance
- 8. a simple machine that is an incline plane that moves
- 9. a slanted walk or roadway that connects a lower to a higher place