Simple Machines
Across
- 5. the outside of the wheel goes a ______ than the axle
- 6. this class lever has the effort in the middle
- 7. simple machines cannot _________ the amount of work
- 8. what you lift with a pulley
- 12. what you move or lift with a lever
- 14. the spot on the lever that the bar rotates around
- 15. A fixed pulley changes the _________ you pull
- 17. this class lever has the fulcrum in the middle
- 19. A wheel with a groove on the outside edge
- 21. Force times effort
- 22. In order for a lever to be _______ the distance times the mass on both sides must be equal
- 23. A round disk that has an axle going through the middle
Down
- 1. A push or pull
- 2. as you increase the number of pulleys you have to pull ______ rope
- 3. the type of pulley that moves with the load
- 4. this type of inclined plane would be harder to go up
- 7. to find the MA of a wheel you divide the wheel ____ by the axle _____
- 9. Wheels reduce the amount of ______
- 10. the type of plane that is a sloped surface
- 11. this tells you how much easier it is to do something with that simple machine
- 13. When this increases effort decreases
- 16. this class lever has the resistance in the middle
- 18. the amount of force applied to a machine
- 20. the type of pulley that does not move
- 24. As you increase the number of pulleys you use ____ effort