Across
- 1. type of energy; the energy produced by motion
- 3. a type of mining in which layers of surface soil and rock are removed from large areas to expose the resource
- 5. a liquid fossil fuel made up mostly of hydrocarbons; the primary source of gasoline
- 8. the accidental melting of the uranium fuel rods inside the core of a nuclear reactor, causing the release of radiation
- 9. rock that contains hydrocarbons; can be burned directly or processed to extract liquid petroleum
- 10. type of energy; an energy resource that cannot be replaced in a relatively short time; includes fossil fuels and nuclear energy
- 11. a chemical compound derived from oil that is used to make plastics, detergents, and other products
- 12. 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
Down
- 2. burning; the chemical reaction when fuel combines rapidly with oxygen
- 4. type of energy; an energy resource that is readily available or that can be replaced in a relatively short time; includes wind, moving water, sunlight, and wood
- 5. type of energy; the energy that an object has because of its position or shape
- 6. the energy produced by the flow and interaction of electrons
- 7. a deposit of moist sand and clay that can by mined to extract bitumen, an oil-rich hydrocarbon
- 13. the ability to do work or cause a change