GayB Energy Crossword

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Across
  1. 3. Only used as 2.2% of energy in America.
  2. 7. Energy conversion that occurs when a car engine burns gasoline.
  3. 9. Light and heat given off by the sun.
  4. 10. The combining of an atom's nucleus into two nuclei
  5. 12. Mostly used source of electricity in America.
  6. 13. Layer that traps heat and decreases the amount of heating energy a house needs
  7. 14. What solar, wind, and geothermal energy is.
  8. 17. The combining of two atomic nuclei.
  9. 19. What solar space heating resembles.
  10. 24. Heat from sun heat being trapped by windows.
  11. 26. Chemical compounds that contain carbon and hydrogen atoms.
  12. 28. Compounds made from oil.
Down
  1. 1. The largest collective renewable energy source in America.
  2. 2. What oil is mainly used for.
  3. 4. What oil only supports 5% of.
  4. 5. Wood, plant parts, manure, and food wastes can be used as this.
  5. 6. What solar panels are made up of.
  6. 8. Heat from Earth's interior.
  7. 10. What coal, natural gas energy is.
  8. 11. Energy that comes from movement of a turbine.
  9. 15. Adding alcohol to gasoline forms this.
  10. 16. What happens when fuel rods produce too much heat
  11. 18. A substance that provides enough energy such as light, motion, or electricity.
  12. 20. Made from water, biomass, and natural gas.
  13. 21. Besides solar energy this energy comes from the sun.
  14. 22. A factory which crude oil is heated and separating fuel and other products.
  15. 23. What coal supports only 1% of.
  16. 25. Electricity produced by flowing water.
  17. 27. What wind energy blows on to start an electric current.