Simple Machines
Across
- 2. a push or pull object, is a cylinder shape, one end has a solid top, the other end is a tip.
- 4. This is in the middle of a 3rd class lever
- 6. are wheels with teeth along the edges
- 7. Devices that help make work easier.
- 10. Can be used to hold objects in place?
- 11. combination of 2 types of pulleys
- 12. the shape
- 14. the steeper the slope more ______ is needed?
- 15. a wheel with a rope, cable, chain or belt looped over it.
- 16. We use them at the edge of sidewalks, store entrances etc.
Down
- 1. there are 3 different classes of _____?
- 3. this worked better than rollers
- 4. Simple Machines make work ________?
- 5. a person pulls a rope making a load lift
- 8. the load is attached to one pulley while the other pulley is fixed.
- 9. this is what the teeth are called for gears
- 13. move a load more easily.
- 14. the turning point on a lever is called the _____?
- 17. this is in the middle of a second class lever