energy sources

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Across
  1. 3. the nuke waste
  2. 5. non renewable
  3. 6. renewable energy
  4. 7. clean energy
  5. 9. provided by rivers
  6. 10. provided by the sea
  7. 12. fossil fuel
Down
  1. 1. fossil fuel used in cars
  2. 2. product of petroleum
  3. 4. non renewable
  4. 5. non pollutant
  5. 8. replenished by nature
  6. 11. the ability to work