Energy Crossword

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Across
  1. 2. Oil is divided into fractions where these are separated
  2. 6. A type of biofuel used in cars
  3. 7. A biogas obtained from cows
  4. 8. A gas which has only recently been used as fuel for cars
  5. 10. A common Australian use for natural gas
  6. 11. Most fuels give off energy through this type of reaction
  7. 14. A type of power gained from the sun
Down
  1. 1. Fuels that cannot easily be reused or replaced
  2. 2. Electric power gained from the use of flowing water
  3. 3. Fuels that can easily be reused or replace
  4. 4. A fossil fuel used in trains
  5. 5. These are neeeded to be grown for biomass
  6. 9. A type of power where wind is used
  7. 12. Places where people dig to obtain fuels or minerals
  8. 13. A dangerous type of energy production
  9. 15. Which fuel source is going to run out first