Across
- 2. a fixed point on a lever
- 3. is a simple machine that has a grooved wheel that holds a rope or a cable
- 7. a measure of how far something moves in a given amount of time
- 10. force the combination of all the forces acting on an object
- 12. a speed in a specific direction
- 13. simply a push or pull
- 14. acceleration in circular motion
- 16. a comparison of a machine's work output with the work input
- 19. a simple machine that is a straight, slanted surface
Down
- 1. the number of times the machine multiplies the input force
- 4. any deceive that helps people do work by changing the way work is done
- 5. is a location to which you compare other locations
- 6. describes the location of an object
- 8. a quantity that has both size and direction
- 9. is a change in position over time
- 11. a simple machine that is made of a wheel connected to a smaller cylindrical object, the axle
- 15. a simple machine that has a bar that pivots at a fixed point
- 17. the rate at which velocity changes
- 18. the tendency of all objects to resist a change in motion