Across
- 1. energy stored in the nucleus of an atom, released when protons or neutrons are added to or removed from the nucleus
- 3. Energy of electric charges moving through conductors; powers devices used in daily life
- 5. fossil fuel consisting of methane that occurs naturally underground
- 7. energy of moving objects, such as a rolling ball, wind or currents
- 8. energy of moving particles or atoms that make up all matter
- 10. One form of energy changes to another
- 11. Energy harnessed from the sun
- 12. nonrenewable energy source formed from remains of living organisms
- 13. ability to do work
- 15. fossil fuel used to produce gasoline and oil
Down
- 2. energy that travels in waves
- 4. Energy stored in atomic bonds that form molecules; released when chemical reactions occur and rearrange those atoms by breaking the bonds
- 6. energy derived from sources that are continually replenished
- 9. resources consumed by humans much faster than nature can produce
- 11. the upper layer of the earth in which plants grow
- 14. fossil fuel made of mostly carbonized plant matter