Across
- 1. a inclined plane that wraps around itself
- 2. a point on a lever that does not move
- 4. Inclined plane usually found at the playground
- 7. a flat surface with one end higher then the other
- 9. Lever used to dig holes
Down
- 1. tools that make work easier
- 3. Wedge used for chopping wood
- 5. is made of a wheel and rope or chain
- 6. Number of different types of simple machines
- 8. when applied force causes an object to change direcetion