Across
- 3. input force is between the fulcrum and output force
- 5. inclined plane wrapped in a spiral around a cylindrical post
- 7. fixed and moveable pulleys
- 9. grooved wheel with a rope chain or cable running along the groove
- 11. one end of the rope is fixed and the other is forced to move
- 12. Bar that is fee to pivot around a fixed point
Down
- 1. Output force is between fulcrum and input force
- 2. attached to something that doesn't move
- 4. fulcrum is between the input and output force
- 6. an inclined plane with one or 2 sloping sides
- 8. consists of an axle attached to center of a larger wheel so that the wheel and axle rotate together
- 10. sloping surface such as a ramp that reduces the amount of work required to do work