Energy

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Across
  1. 4. fuel that were formed mostly by decayed plants or animals
  2. 6. turbine driven by expanding hot gasses
  3. 8. energy from the sun
  4. 11. fuels made from crops
  5. 12. device that turns mechanical energy into electrical energy
  6. 15. electricity created by water
  7. 19. building with sails or vanes that turn in the wind
  8. 20. substance that does not typically conduct electricity
Down
  1. 1. renewable energy that comes from material made
  2. 2. absorbs heat or light energy from the sun
  3. 3. energy that cannot be replaced once it is used
  4. 5. heat from within the earth
  5. 7. the flow of electrically charged particles
  6. 9. form of energy
  7. 10. energy energy from a source that is not depleted when used
  8. 13. material that electricity can easily flow through
  9. 14. extracted from air flow using wind power
  10. 16. subatomic particle with a negative electronic charge
  11. 17. can be powered by wind or water
  12. 18. to provide light and heat or to work machines