Across
- 3. opposes motion between to objects
- 4. stored energy
- 5. energy due to chemical bonds
- 8. sum of kinetic and potential energy
- 10. force applied through distance
- 11. device that changes force or increases motion
- 13. combination of two or more simple machines
- 14. push or a pull
- 15. rate at which energy is converted
- 16. anything with a boundary
- 17. ratio of output work to input work
- 18. energy due to motion
Down
- 1. ratio of output force to input force
- 2. does work with only one movement
- 6. energy stored by compressing
- 7. energy due to gravity
- 9. energy cannot be created-destroyed
- 12. the ability to cause change