Across
- 3. pulleys are used to raise this on a sailboat
- 5. inclined plane that is often found on a playground
- 6. number of different types of simple machines
- 7. type of simple machine that is made of a wheel with a rope or chain
- 8. wheel and axle device that is turned when you open a door
- 9. lever that kids sit on; often found on a playground
- 11. lever used for digging holes in the ground
Down
- 1. fixed point on a lever that doesn't move
- 2. wedge used for cutting food
- 3. a tool with two levers attached together for cutting paper
- 4. type of simple machine made up of a bar that moves on a fixed point, or fulcrum
- 9. type of simple machine that is spiral-shaped and pulls two things together
- 10. a simple machine used to separate something; made up of two inclined planes back-to-back