Energy

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Across
  1. 3. fluorescent modern energy efficient light bulb
  2. 4. Powered by the wind
  3. 8. Energy use
  4. 9. cell Unit that converts sunlight to electrical energy
  5. 10. Carbon dioxide is a ___________ gas
  6. 11. Modern car
  7. 12. Heat from within Earth
  8. 13. What bio-fuel is made from
  9. 14. Potential energy of a spring
  10. 15. Layers of gases around a planet
  11. 18. Energy in the nucleus of an atom
Down
  1. 1. Ocean wave energy
  2. 2. Soft type of coal
  3. 5. Caused by uneven heating and cooling of planet
  4. 6. What solar cells are made of
  5. 7. River power
  6. 8. The ability to cause change
  7. 11. The average kinetic energy of particles
  8. 16. Our star
  9. 17. Several solar panels working together
  10. 19. small powerful light source