Energy

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Across
  1. 4. organisms used as fuel to produce electricity or heat
  2. 6. to use again
  3. 7. resources that cannot be replaced
  4. 10. relating to the nucleus of an atom
  5. 12. formed by natural processes
  6. 14. prevention of wasteful use of a resource
Down
  1. 1. make smaller or less
  2. 2. produced by the heat of the earth
  3. 3. resources that can be replaced
  4. 5. it consists of the bulk movement of air
  5. 8. make waste materials into new materials
  6. 9. a substance that is harmful to the environment
  7. 11. electricity produced from hydro power
  8. 13. determined by the sun