Vocab - Environmental Unit 4

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Across
  1. 2. anything made of oil (tar, gasoline, plastics, fuels, asphalt, paint thinner)
  2. 5. move electricity from the generator towards transmitters and into homes and businesses
  3. 7. energy made available by the flow of an electric charge
  4. 8. energy that comes from sources that cannot be replaced once they are used up
  5. 14. the splitting of an atom’s nucleus into two smaller nuclei
  6. 16. the process in which a fuel burns because it combines rapidly with oxygen
  7. 17. when small nuclei of lightweight elements are forced together to form a heavier nucleus
  8. 18. compressed vegetation from prehistoric swamps
  9. 19. when fuel rods in a nuclear reactor produce too much heat
Down
  1. 1. the practice of reducing energy so that we are less dependent on fossil fuels
  2. 3. A device that spins
  3. 4. a device that converts the mechanical energy of a turbine into electrical energy
  4. 6. the energy that holds protons and neutrons together in the nucleus of an atom
  5. 9. radioactive material leftover from the production of nuclear energy
  6. 10. an expression of how much of the energy put into a system actually does useful work
  7. 11. Remains of ancient organisms that changed into coal, oil, or natural gas
  8. 12. using pressurized fluid to extract oil or natural gas
  9. 13. the part of the nuclear power plant that generates electricity by controlled nuclear fissions
  10. 15. formed from the remains of tiny marine organisms that fall to the bottom of the ocean