GCSE physics

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Across
  1. 4. vapour gas that drives turbines in a nuclear reactor
  2. 7. energy that will run out
  3. 10. a liquid fossil fuel
  4. 11. process of fusing two smaller nuclei, happens in the Sun
  5. 12. device that converts mechanical energy into electrical energy
  6. 14. a solid fossil fuel
  7. 15. artificial barrier across river or estuary used to generate electricity
  8. 16. rotary machine that converts energy in a fluid into useful work often generating electricity
Down
  1. 1. material used in nicely power station
  2. 2. gas a gaseous fossil fuel
  3. 3. fuel in nuclear power station
  4. 5. Natural process where certain gases in the earths atmosphere trap heat warming the planet
  5. 6. safety wire in plug
  6. 8. reason national grid steps up voltage in transmission
  7. 9. fluid heated up by energy released in nuclear power station Turbine
  8. 11. radioactivity process occurring in nuclear power station
  9. 13. man made lake