Simple Machines
Across
- 3. part of a water bottle with a screw
- 4. pulleys are used to raise this on a sailboat
- 6. number of different types of simple machines
- 9. type of simple machine that is a flat surface with one end higher than the other
- 10. a simple machine used to separate something; made up of two inclined planes back-to-back
- 15. type of simple machine made up of a bar that moves on a fixed point, or fulcrum
- 16. type of simple machine that is made of a wheel attached to a rod
- 17. lever used for digging holes in the ground
- 18. When you push, pull, or turn something you are applying this.
Down
- 1. Pulleys are used to raise a flag up this tall object.
- 2. wedge used for chopping wood
- 5. tool with two levers attached together for cutting paper
- 6. inclined plane that is often found on a playground
- 7. wheel and axle tool that is often used with screws
- 8. wedge used for cutting food
- 11. wheel and axle device that is turned when you open a door
- 12. fixed point on a lever that doesn't move
- 13. type of simple machine that is made of a wheel with a rope or chain
- 14. type of simple machine that is spiral-shaped and pulls two things together
- 17. lever that kids sit on; often found on a playground