Conventional & Alternative energy resources

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Across
  1. 5. an electrical device that coverts the energy of light directly into electricity
  2. 6. is a fossil fuel
  3. 7. a nuclear reaction where atomic nuclei's collide and join to a new type of atomic nucleus .
  4. 8. a fossil fuel that's colorless,odorless ,and
  5. 11. refers to reducing energy consumption through using less of an energy service.
  6. 13. a device that converts mechanical energy to electrical energy .
  7. 15. developed from organic materials
  8. 16. energy from a source that is not depleted when used .
  9. 17. energy in the nucleus of an atom
  10. 18. heat from the earth
Down
  1. 1. made of plant and animal matter
  2. 2. material that nuclear fuel becomes after it is used in a reactor.
  3. 3. mechanical device that extracts energy from a fluid flow
  4. 4. a nuclear reaction where massive. nucleus break apart
  5. 9. energy made by moving water.
  6. 10. uses solar energy to heat a fluid and then transfer the solar heat directly to the interior space for later use.
  7. 12. refers to energy sources that have no undesired consequences
  8. 14. a device that converts chemical energy from a fuel into electricity
  9. 19. the amount of technically and economically recoverable oil.