Across
- 1. advantage- the ratio of a machine's output force produced to the input force applied
- 4. machine- a type of machine that does work using only one movement
- 7. a simple machine consisting of a sloped surface that moves
- 9. the ratio of a machine's output work to its input work
- 10. the transfer of energy to an object by a force that makes an object move in the direction of the force. Work is only being done while the force is applied to the object
- 11. a simple machine made up of a grooved wheel with a rope or cable wrapped around it
Down
- 2. plane a simple machine consisting of a ramp, or a flat, sloped surface
- 3. a simple machine made up of a bar that pivots, or rotates, about a fixed point
- 5. the rate at which work is done
- 6. the point about which a lever pivots
- 7. and axle- a simple machine made up of an axle attached to the center of a wheel and both rotate together
- 8. a simple machine consisting of an inclined plane wrapped around a cylinder