Energy vocab

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Across
  1. 2. Fuel from radioactive materials that give off energy
  2. 5. Use of a fuel to generate electricity and produce heat
  3. 7. Bell-shaped curve representing oil use and projecting both when world oil production will reach a maximum and when the world will run out of oil
  4. 8. Fuel from biological material that became fossilized millions of years ago
  5. 10. Nuclear fuel that is no longer useful in a power plant but continues to emit radioactivity
  6. 14. Solid fuel formed primarily from the remains plant materials preserved 280 million to 360 million years ago
  7. 16. Device that can be turned by water, steam, or wind to produce power
  8. 17. Energy source that cannot be replenished in a human generation
  9. 20. Point at which half the total known oil supply is used up
  10. 25. Network of interconnected transmission lines that joins power plants together and links them with end users of electricity
  11. 26. Process of converting solid coal into liquid fuel
  12. 27. Reaction that occurs when lighter nuclei are forced together to produce heavier nuclei
Down
  1. 1. Energy source gathered by individuals for their own immediate needs
  2. 3. Power plant that uses both exhaust gases and steam turbines to generate electricity
  3. 4. Unit that measures the rate at which a sample of radioactive material decays
  4. 6. The maximum electrical output
  5. 9. Neutron strikes a atomic nucleus, which then splits into two or more parts, releasing additional neutrons and energy in the form of heat
  6. 11. Slow-flowing, viscous deposits of bitumen mixed with sand, water, clay
  7. 12. Something that can move and deliver energy in a convenient, usable form to end users
  8. 13. Fossil fuel that occurs in underground deposits, composed of a liquid
  9. 14. Unit of measure for radiation
  10. 15. Energy source that is bought and sold
  11. 18. Degraded petroleum that forms when petroleum migrates to the surface of Earth and is modified by bacteria
  12. 19. Fraction of time a power plant operates in a year
  13. 21. Device inserted between the fuel rods in a nuclear reactor to absorb excess neutrons and slow or stop the fission reaction
  14. 22. Energy use per unit of gross domestic product
  15. 23. Liquid petroleum removed from the ground
  16. 24. Tube that encloses nuclear fuel within a nuclear reactor