Human Uses of Energy

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Across
  1. 2. liquid fossil fuel that can be burned to transfer energy
  2. 6. a device in a power plant that reduces the amount of released pollutants sent into the air.
  3. 8. device that contains a wheel with blades that rotate by pressure of moving water steam and air
  4. 9. gas, a gas that makes the atmosphere able to hold more heat such as carbon dioxide and water vapor
  5. 11. made for a specific purpose
  6. 14. device that changes the energy of motion into electrical energy
  7. 16. solid fossil that is burned to transfer energy
  8. 19. fuel, a substance produced by pressure and decaying organisms that is used for energy
  9. 20. substance that releases energy when it burns
  10. 21. energy, energy created by pressure and heat underneath Earths crust
Down
  1. 1. or most important
  2. 3. the release of something into the environment
  3. 4. the result of an event
  4. 5. an effect
  5. 7. device that stores chemical energy that can change into electrical energy
  6. 10. gas, a fossil fuel gas that is burned for energy
  7. 12. fuel, an energy source made from unstable elements such as uranium
  8. 13. a harmful substance released into the environment
  9. 15. can be used
  10. 17. energy from the movement of water
  11. 18. burning of a fuel to produce heat and light