Energy Resources

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Across
  1. 1. another name for oil
  2. 6. made of metal cadmium
  3. 7. fuel rods generate too much heat that they start to melt
  4. 9. energy rich substances formed from dead organisms
  5. 11. made from living things
  6. 12. made from gasoline and alcohol mixing
  7. 14. the part of the nuclear reactor where nuclear fission occurs
  8. 17. electricity made by flowing water
  9. 18. layer of material that traps air
  10. 19. compounds made from oil
  11. 20. is a substance the provides energy
Down
  1. 2. the percentage of energy that is used
  2. 3. rods made of u-235
  3. 4. burning of fossil fuels
  4. 5. intense heat from Earth's interior
  5. 8. a change from one form of energy to another
  6. 10. energy from the sun
  7. 13. the splitting of an atom's nucleus into two mini nuclei
  8. 15. the central core of an atom
  9. 16. chemicals that contain hydrogen and carbon atoms