Wind Energy

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Across
  1. 2. Energy wind creates
  2. 3. The lights on wind turbines create the issue of
  3. 6. In the 1980's thousands of windmills were installed in what state?
  4. 7. In the 1970's there was a shortage on
  5. 8. Carries electricity into transmission line
  6. 10. Wind turbines are good for the environment because they provide what kind of energy?
  7. 11. Energy the generator creates
  8. 13. Windmills don't produce this kind of harmful gas
  9. 16. These features of a wind turbine catch the wind and spin
  10. 17. .593 is Betz's
  11. 18. Law that states it is only possible to capture 59.3% of wind energy
Down
  1. 1. Energy the turbine creates
  2. 4. A good place for a wind turbine must be
  3. 5. Where was wind energy used for food production in the 11th century?
  4. 6. Controls the direction of the blades
  5. 9. Windmills can actually damage this animal's population
  6. 12. This remote placement of windmills keeps them out of people's way
  7. 14. In 5000 B.C. what river did people use wind turbines on?
  8. 15. Converts mechanical energy into electricity