Energy

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Across
  1. 1. is made from thermal
  2. 5. it needs the sun to power
  3. 7. it is one of the oldest and largest source
  4. 10. Flamable gas
  5. 12. windmills
  6. 13. oil helps create it
  7. 14. froms the earths core
  8. 15. it uses electrons
Down
  1. 2. helps in a fire
  2. 3. this crossword word
  3. 4. it takes a really long time to create
  4. 6. can power electricity
  5. 8. we use in are cars
  6. 9. can be made again
  7. 11. it changes temperature