Work and Energy
Across
- 2. Power is _____ divided by time interval
- 4. Potential energy is ______ energy
- 5. Machines with ______ power ratings do the same work in _____ time intervals
- 7. gravutational potential energy depends on _____ times free-fall acceleration times height
- 10. The principle that total mechanical energy remains the same in the absence of friction.
- 13. In the absence of friction, mechanical energy is _______.
- 14. The rate at which energy is transferred
Down
- 1. the energy associated with an object due to the position of the object
- 3. the _____ symbol is called the spring constant
- 6. Kinetic energy depends on ______ and mass
- 8. The net work done on an object is equal to the change in the kinetic energy of the object.
- 9. the energy of an object due to its motion.
- 11. the potential energy in a stretched or compressed elastic object
- 12. energy that depends on height from a zero level