Across
- 4. a flat slopped surface
- 6. the title for pulley,wedge,wheel and axle,lever,screw,incline plane
- 7. a bar that is free to move around a fixed point
- 8. a path where electricity flows in
- 11. a machine that has a two circular objects the wheel is the largest
- 12. KE+PE=__
- 13. stored energy
- 16. what you put in the machine
Down
- 1. a circuit where there are more than one way for electricity to flow
- 2. energy of motion
- 3. the amount of efficiency you get out of a simple machine
- 5. only one way for electricity to flow through
- 9. a device that is thick at one end then tappers down at the other end
- 10. a simple machine that consists of a wheel with rope around it
- 14. what comes out of the machine
- 15. a incline plane wrapped around a cylinder