Shariefs Crossword

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Across
  1. 2. they capture solar energy
  2. 4. it takes place in a factory in which crude oil is heated and separated into fuels and other products.
  3. 6. it is made by mixing alcohol and gasoline
  4. 12. they are a chemical mixture that contain carbon and hydrogen atoms
  5. 13. this is a type of energy that can be remade in a short amount of time
  6. 14. this is a type of energy that can't be remade in a short amount of time
  7. 15. it means to save energy
  8. 16. mixtures that are made from oil
  9. 17. heat from earth's interior
  10. 20. switching off the light saves what
  11. 23. it is a type of electricity that happens when combining hydrogen and oxygen
  12. 24. the energy produced by fast moving air
  13. 25. A substance that provides energy
  14. 26. how wind, flowing water and tides are used to produce electricity
  15. 28. it is in houses and traps heat. (It's like cotton candy)
  16. 29. are formed from the dead remains of organisms that lived a long time ago
Down
  1. 1. wood, plants parts, manure, and food wastes that can be used as fuels
  2. 3. what is most coal in the U.S used for
  3. 5. it is the combining of two atomic nuclei to produce a single larger nucleus
  4. 7. energy from water
  5. 8. better light bulbs
  6. 9. It is the percentage of energy being used to perform a task
  7. 10. thermal energy converted to mechanical energy
  8. 11. this a type of need that humans need for travelling around
  9. 18. when they spin it generates electricity
  10. 19. energy given off by the sun
  11. 21. it is the splitting of an atom's nucleus into two smaller nuclei
  12. 22. when the thing hits the nucleus it splits into two smaller nuclei
  13. 27. it is when fuel rods generate so much heat that they start to melt