Energy Crossword

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Across
  1. 4. green plants make this while in sunlight
  2. 7. a machine which converts kinetic energy to electrical energy
  3. 9. a source from the sun which is essential to a plants growth
  4. 10. heat energy from the sun
  5. 13. energy stored up, which hasnt been used yet
  6. 14. energy stored in batteries
  7. 17. a dangerously explosive gas but is strill a good energy source
  8. 18. needed to make things work
  9. 19. the earths energy source
Down
  1. 1. a highly dangerous but important type of energy
  2. 2. energy from movement
  3. 3. a solid which causes pollution
  4. 5. an object which converts chemical energy into electrical energy
  5. 6. energy from the sun
  6. 8. energy produced in a power stations
  7. 11. non-renewable fossil fuel
  8. 12. the measuring unit of energy
  9. 15. energy used to move metal
  10. 16. virbration in the air caused by energy
  11. 17. the wasted part of energy