Simple Machines
Across
- 3. levers are used to apply a force to move an object
- 6. a comparison of a machine's work output with the work input
- 9. a device that helps people do work by changing the way work is done
- 10. inclined plane that is wrapped in a spiral around a cylinder
Down
- 1. a simple machine that is a straight, slanted surface
- 2. a simple machine that has a grooved wheel that holds a rope or a cable
- 4. the number of times the machine multiplies the input force
- 5. a pair of inclined planes that move
- 7. a simple machine that has a bar that pivots at a fixed point
- 8. and axle , a simple machine that is made of a wheel connected to a smaller cylindrical object, the axle