Solar Energy

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Across
  1. 2. costing a lot of money
  2. 5. Devices that convert light into electricity
  3. 7. The flow of electricity
  4. 8. The conversion of light into electricity using semiconducting materials
Down
  1. 1. the state of the atmosphere
  2. 3. The energy derived from the sun
  3. 4. The power derived from physical or chemical resources
  4. 6. The star at the centre of the solar system
  5. 7. Islands inbetween North and South America