Chapter 15

2. the energy stored in atomic nuclei
3. energy that is stored as a result of position or shape
7. the potential energy of an object that is stretched or compressed
9. thermal energy beneath Earth’s surface
13. a form of energy consisting of changing electric and magnetic fields
15. energy obtained from flowing water
16. the practice of finding ways to use less energy or to use energy more efficiently
19. the energy associated with electric charges

1. potential energy that depends upon an object’s height above a reference point
4. the process of changing energy from one form to another
5. sunlight that is converted into usable energy
6. a source of energy that exists in limited quantities and, once used, cannot be replaced except over the course of millions of years
8. the energy associated with the motion and position of everyday objects
10. the chemical energy stored in living things
11. energy - the total potential and kinetic energy of all the particles in an object
12. the energy an object has due to its motion
14. a source of energy that can be replaced in a relatively short period of time
17. the energy stored in chemical bonds
18. rich deposits of hydrocarbon mixtures that formed from the remains of organisms