Chapter 17 Crossword Puzzle

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Across
  1. 1. the conversion of the energy within an atoms nucleus to usable thermal energy by splitting apart atomic nuclei
  2. 4. a liquid fossil fuel made up of mostly hydrocarbons; the primary source of gasoline
  3. 5. the energy that an object has because of its position or shape
  4. 9. a type of mining in which vertical shafts are dug deep into the ground and networks of horizontal tunnels are dug or blasted out to follow deposits of a resource
  5. 11. burning; the chemical reaction when fuel combines rapidly with oxygen
  6. 13. a chemical compound derived from oil that is used to make plastics, detergents, and other products
  7. 14. an icelike solid that consists of molecules of methane within a crystal network of water molecules; can be burned to release energy
  8. 16. the accidental melting of the uranium fuel rods inside the core of a nuclear reactor, causing the release of radiation
  9. 18. an expression of how much of the energy put into a system actually does useful work
  10. 19. a deposit of moist sand and clay that can be mined to extract bitumen
  11. 20. reducing energy use to prolong the supply of fossil fuels
  12. 22. rock that contains hydrocarbons; can be burned directly or processed to extract liquid petroleum
  13. 23. the energy produced by motion
Down
  1. 2. a type of mining pollution that occurs when oxygen and rainwater react with newly exposed rock; entering bodies of water as runoff
  2. 3. the energy that holds protons and neutrons together in the nucleus of an atom
  3. 6. an energy resource that cannot be replaced in a relatively short time; includes fossil fuels and nuclear energy
  4. 7. an energy resource that is readily avaliable or that can be replaced in a relatively short time; includes wind, moving water, sunlight, and wood
  5. 8. a type of mining in which layers of surface soil and rock removed from large areas to expose the resource
  6. 10. the conversion of the energy within an atoms nucleus to usable thermal energy by forcing together the small nuclei of lightweight elements under high temperature and pressure
  7. 12. the radioactive material left over from the production of energy and other processes in a nuclear power plant
  8. 15. the energy produced by the flow and interaction of electrons
  9. 17. the ability to do work or cause a change
  10. 21. a facility within a nuclear power plant that generates electricity through controlled nuclear fission