Across
- 4. A bar that pivots to lift or move things.
- 5. An inclined plane wrapped around a pole
- 9. A machine that helps you go up and down floors
- 10. A flat surface set at an angle to help lift objects
- 11. A wheel with a rope used to lift objects
- 12. Two inclined planes back to back, used to split things
Down
- 1. You ride it to go fast; it uses wheels, axles, levers, and gears
- 2. A machine made up of two or more simple machines
- 3. A pair of sharp blades connected at a pivot point
- 6. A small cart you push with one wheel and two handles
- 7. A kitchen machine that mixes food quickly
- 8. A circular object that rolls to reduce friction