P-Flack

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Across
  1. 2. What energy uses water
  2. 3. A substance that provides energy
  3. 5. flowing water
  4. 7. A dangerous condition in which fuel rods inside a nuclear reactor melt
  5. 9. Coming together
  6. 11. Traps or air to help block the transfer of heat
  7. 12. Oil is separated
  8. 16. Compounds made of oil
  9. 17. Power Source that uses the most coal in the U.S.
  10. 18. Rod A cadmium rod used in a nuclear reactor to absorb neutrons from fission reactions
  11. 20. What uses the most electricity in the U.S.
  12. 22. A resource that is either always available or is naturally replaced in a relatively short time
  13. 24. carbons Chemicals that contain carbon and hydrogen
  14. 26. Mixing alcohols to gasoline makes it
  15. 27. Plant parts, manure, food, and wood wastes that can be used as fuels
Down
  1. 1. What uses the most oil in the U.S.
  2. 3. Breaking apart
  3. 4. The percentage of energy that is used
  4. 6. The process of burning a fuel
  5. 8. energy Heat from the Earth's interior
  6. 10. A natural resource that is not replaced in a useful time frame
  7. 13. Fuels An energy rich substance formed from the remains of organisms
  8. 14. Liquid fossil fuel oil
  9. 15. Vessel The part of a nuclear reactor where nuclear fission occurs
  10. 19. Conservation Reducing energy use
  11. 21. a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
  12. 23. Energy The original source of energy in wind
  13. 25. How wind, flowing water, and tides are used to produce electricity