Simple Machines
Across
- 3. a beam that pivots on a fulcrum
- 5. actual mechanical advantage
- 7. transfer of energy through motion
- 8. a slanted surfce
- 9. the amount of different classes of levers
Down
- 1. a rope wrapped around a grooved wheel
- 2. two different-sized wheels that rotate together
- 4. an incline plane that turns around a central point
- 6. ideal mechanical advantage
- 7. an incline plane with two sloping sides