Work and Energy

3. Kinetic energy depends on ______ and mass
4. Work is a ______ quantity
6. The SI unite for work
7. energy that depends on height from a zero level
11. The rate at which energy is transferred
12. Potential energy is ______ energy
13. the sum of kinetic energy and all forms of potential energy
14. the energy of an object due to its motion.
15. gravutational potential energy depends on _____ times free-fall acceleration times height
17. the potential energy in a stretched or compressed elastic object
19. The net work done on an object is equal to the change in the kinetic energy of the object.

1. Is often associated with kinetic energy
2. Net work equals displacement times cosine of the angle between them times _______.
5. The principle that total mechanical energy remains the same in the absence of friction.
8. In the absence of friction, mechanical energy is _______.
9. Power is _____ divided by time interval
10. Machines with ______ power ratings do the same work in _____ time intervals
16. The SI unite of power
18. the energy associated with an object due to the position of the object
20. the _____ symbol is called the spring constant