Across
- 3. SI unit of work
- 7. ratio of useful to all energy output
- 10. ratio of input and output force
- 11. property of an object that enables it to do work
- 13. energy of position
- 14. energy can never be created or destroyed
- 15. machine that uses a bar on a fixed point
Down
- 1. product of a force and distance of an object
- 2. energy due to the movement or postition of an object
- 4. rate work is done
- 5. pivot point of a lever
- 6. device to increase/decrease force
- 8. energy of motion
- 9. SI unit of power
- 12. type of lever with a groove