Across
- 4. Formed when dead plant matter decays
- 6. warmth
- 7. A nonrenewable nuclear energy
- 10. generates power by using a dam
- 11. What is Petroleum?
- 12. vibrations you listen to
- 13. from the sun
- 15. something that can be used again
- 17. heat within the earth
- 19. a form of renewable energy that uses the wind
- 21. height or position
- 22. nonrenewable source used for heating
Down
- 1. A form of energy that moves electrons
- 2. My name
- 3. The total weight of organisms
- 5. the energy gets close to zero
- 8. nukes
- 9. something that isn't renewable
- 14. Energy is not created or destroyed
- 16. The ability to do work
- 18. energy of motion
- 20. when energy is transformed some is lost