Renewable Energy Review

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Across
  1. 4. Thailand makes a lot of it
  2. 8. biodiesel by-product
  3. 10. the amount of water inside
  4. 13. methane and carbon dioxide
  5. 14. a machine that makes kinetic energy into electrical energy
  6. 15. ethanol and biodiesel
  7. 16. not continuous
  8. 20. organic matter
  9. 21. unstable isotopes
  10. 22. produces energy when atomic nuclei combine
  11. 23. solid biomass
  12. 24. ethanol by-product
  13. 25. a energy source that can be used instead of fossil fuels
  14. 26. the energy held in the nucleus of an atom
Down
  1. 1. what something is made of
  2. 2. heat
  3. 3. ethanol process
  4. 5. a machine made from a series of blades
  5. 6. biogas process
  6. 7. used in nuclear power plants
  7. 9. reducing the volume by using a lot of pressure
  8. 11. energy that comes from the heat below the surface of the earth
  9. 12. same amount of carbon released and absorbed
  10. 16. variants of an element with different numbers of neutrons
  11. 17. biogas by-product
  12. 18. biodiesel process
  13. 19. earth