Renewable energy sources

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Across
  1. 2. Filter that transmits solar radiation and block thermal radiation in pyranometer
  2. 5. Unleash the photons!
  3. 6. I can generate electricity but I required at least 15 km/h (wind
  4. 8. Energy from hydrogen gas
  5. 9. Renewable energy source that uses the movement of water to create electricity.
Down
  1. 1. I’m the waste of renewable source of energy
  2. 3. RADIATION General term for the electromagnetic radiation emitted by the Sun
  3. 4. Measures the total hemisphere solar radiation
  4. 5. Which card is used to record sun shine in the period from 15th October to end of February
  5. 7. Layer of water that has low salt content in salt distillation