Across
- 2. the energy produced by heat within Earth
- 3. the energy released by a fission or fusion reaction; the binding energy of the atomic nucleus
- 8. energy from sources that have limited supply or cannot be regenerated quickly; examples include fossil fuels and nuclear fuels
- 9. power that converts energy from the sun into electrical energy
- 10. the condition in which human needs are met in such a way that a human population can survive indefinitely
- 11. the energy produced from moving water
Down
- 1. energy from sources that are constantly being formed
- 4. the energy produced from living matter
- 5. The electrical energy produced by the rising and falling of ocean tides
- 6. power that converts movement of wind into electrical energy
- 7. a nonrenewable energy source formed from the remains of organisms that lived long ago; examples include oil, coal, and natural gas