energy

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Across
  1. 4. energy from water
  2. 6. a form of fossil fuels
  3. 8. energy from the earths core
  4. 10. can be a form of fossil fuels
Down
  1. 1. a form of energy
  2. 2. the effect of fossil fuels
  3. 3. a type of energy
  4. 5. energy from the sun
  5. 7. energy from living or once living things
  6. 9. it has many forms