Across
- 3. coal, oil, natural gas formed by dead organic material (nonrenewable)
- 6. organic matter such as plants or manure that can be used as an energy source
- 8. energy derived from the heat beneath the surface of the earth.
- 10. a natural resource that can be replaced nearly as quickly as the resource is consumed
- 13. the energy captured by using turbines to convert wind into electricity
- 14. energy that travels in waves and can move through empty space
Down
- 1. electricity produced by the energy of moving water
- 2. ___ energy is a source of energy that does not use fossil fuels
- 4. waves of vibrations that spread from its source of its matter
- 5. a natural resource that is not replaced in a useful time frame
- 7. energy from the sun
- 9. ____ energy produced by the rise and fall of ocean levels that is used to generate electricity
- 11. a form of potential energy stored in the nucleus of an atom and released when nuclei split apart or join together
- 12. the changing of one kind of energy into another kind of energy