Across
- 2. the energy stored in atomic nuclei
- 5. the ability to do work
- 6. energy that travels in waves
- 8. the energy associated with the motion and position of everyday objects
- 9. thermal energy beneath Earth’s surface
- 11. energy dealing with temperature
- 16. a source of energy that exists in limited quantities and, once used, cannot be replaced except over the course of millions of years
- 18. the potential energy of an object that is stretched or compressed
- 19. the energy stored in chemical bonds
- 20. the energy an object has due to its motion
Down
- 1. energy that is stored as a result of position or shape
- 3. a source of energy that can be replaced in a relatively short period of time
- 4. the process of changing energy from one form to another
- 7. potential energy that depends upon an object’s height above a reference point
- 10. the practice of finding ways to use less energy or to use energy more efficiently
- 12. rich deposits of hydrocarbon mixtures that formed from the remains of organisms
- 13. sunlight that is converted into usable energy
- 14. the chemical energy stored in living things
- 15. the energy associated with electric charges
- 17. energy obtained from flowing water