Across
- 6. The cartoonist who drew pictures of complex machines that do simple tasks.
- 7. A combination of fixed and movable pulleys
- 9. SI unit of work
- 12. A simple machine that consists of a rope that fits into a groove in a wheel
- 13. a flat, sloped surface
- 14. A simple machine with a center rod or axle joined to a wheel
- 15. An inclined plane wrapped around a cylinder
- 16. attached to something that doesn't move
- 17. The percentage of the input work that is converted to output work
Down
- 1. resistance in the middle (calf raise)
- 2. A device that is thick at one end and tapers to a thin edge at the other end.
- 3. force x distance
- 4. a machine made of more than one simple machine
- 5. effort in the middle
- 8. Advantage (MA) Ratio of the output force exerted by a machine to the input force applied to the machine.
- 10. A machine that does work with only one movement
- 11. fulcrum in the middle
- 12. the rate at which work is done