Energy Soucre

123456789101112131415
Across
  1. 3. relating to internal heat on earth
  2. 4. cannot be replaced quickly
  3. 5. use again or more than once
  4. 6. Atomic Weapons
  5. 8. can be Replaced Quickly
  6. 12. generation of electricity
  7. 14. coldness outside
  8. 15. NonRenewable
Down
  1. 1. Relating to the sun
  2. 2. prevention of wasteful
  3. 7. convert waste into useable materials
  4. 9. environment of a substance or thing that
  5. 10. Degree or size
  6. 11. Enthanol
  7. 13. harmful or poisonous effects.