Energy!

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Across
  1. 3. Sun's Radiation Energy
  2. 4. Movement of air due to differences in temperature
  3. 6. fuel from living matter
  4. 8. Photovoltaicc Cells
  5. 9. Generated from wind
  6. 10. Hydroelectric energy
Down
  1. 1. Large Windmill
  2. 2. Top of a solar power tower
  3. 5. comes from organic material
  4. 7. pipe that feeds into a turbine