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