Energy

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Across
  1. 4. rocks that can keep you warm but are quite dirty
  2. 7. toxic chemicals released into the environment
  3. 8. energy that is stored
  4. 10. energy that runs out, but supply renews
  5. 11. Energy produced by water, from storing it in dams
  6. 13. fuel that is not a liquid or solid
  7. 14. energy that will eventually run out
  8. 17. resources that do not regenerate once all used up
  9. 18. power from giant turbines
  10. 19. energy made from sunlight
Down
  1. 1. energy made from physical force
  2. 2. Power produced by the Earth's heat
  3. 3. uranium is the source of this energy
  4. 5. energy that never runs out
  5. 6. the most abundant inexhaustible fuel source
  6. 9. energy harnessed through electrical currents
  7. 12. Thick liquid extracted by rigs or wells
  8. 15. energy made from processing of chemicals
  9. 16. fuel from trees