friendj Energy Crossword

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Across
  1. 3. fuels An energy-rich substance formed from the remains of organisms
  2. 5. The central core of an atom that contains protons and neutrons
  3. 6. Energy Original source of the energy in wind and flowing water
  4. 8. The process of burning a fuel
  5. 11. Mixing alcohols to gasoline makes it
  6. 13. Chemicals that contains carbon and hydrogen
  7. 14. rod A uranium rod that undergoes fission in a nuclear reactor
  8. 15. compound made from oil
  9. 17. Coming together
  10. 18. How wind, flowing water and tides are used to produce electricity
  11. 19. energy Heat from Earth's interior
  12. 22. The percentage of energy that is used
  13. 23. Transformation A change from one form of energy to another
  14. 24. Oil is separated into fuels
  15. 26. A resource that is either always available or is naturally replaced in a relatively short time
  16. 27. rod A cadmium rod used in a nuclear reactor to absorb neutrons from fission reactions
Down
  1. 1. Breaking apart
  2. 2. A dangerous condition in which fuel rods inside a nuclear reactor melt
  3. 4. Uses the most electricity in the U.S
  4. 7. Traps air to help block the transfer of heat
  5. 9. A natural resource that is not replaced in a useful time frame
  6. 10. Power Electricity produced by flowing water
  7. 12. Uses the most oil in the U.S
  8. 16. fuel Fuel made from living things
  9. 20. Power Source that uses the most coal in U.S
  10. 21. Liquid fossil fuel oil
  11. 25. vessel The part of a nuclear reactor where nuclear fission occurs