Across
- 2. Inclined plane wrapped in spiral around a cylinder post
- 4. Sloping surface that reduces the amount of force required to do work
- 6. The act of being moved
- 8. An inclined plane with on or two sloping slides
- 9. Grooved wheel with a rope, chain or cable running along groove
Down
- 1. Consists of an axle attached to center of a larger wheel so that the wheel and axle rotate together
- 3. Make everyday life easier
- 5. A push or pull on an object
- 7. Bar that is free to pivot around fixed point