Across
- 4. The component of displacement that contributes to work
- 5. The rate at which work is done or energy is transformed
- 6. Measure of how much input work is converted into useful output
- 9. Energy transferred when a force acts through a displacement
- 10. A device that makes work easier by changing force or direction
- 13. Ratio of distances moved in a machine
- 15. The force a machine works against
- 18. A push or pull that can cause motion
- 20. Energy Energy an object has due to its motion
- 21. Kinetic energy due to an object changing position
Down
- 1. Graph whose area represents work done
- 2. Ratio of resistance force to effort force
- 3. The force applied to a machine
- 7. States that work equals the change in energy
- 8. The ability of a system to produce change in itself or its environment
- 11. The SI unit of work and energy
- 12. The size of a force
- 14. The angle between force and displacement in the work equation
- 16. Ratio of output work to input work
- 17. Transfer of energy that occurs when a force is applied through a displacement
- 19. Distance an object moves in a particular direction