Across
- 4. ratio of force by a machine
- 6. measures efficiency of machines
- 8. uses a wheel and rope
- 10. used to left or move an object
Down
- 1. spinning thingy
- 2. measured in watts
- 3. attaches to pieces of wood
- 5. object at an angle or slant
- 7. object forced between 2 objects
- 9. measured in joules