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Hope's Unit 6 vocab APES

These are very important for unit 6 exam, know all!!!
Across
A nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle, with the release of energy.
Process of producing electricity from steam and using the wast heat as steam in chemical processes
A deposit of sand impregnated with bitumen.
Of, containing, or of the nature of bitumen. Which is a dark or black colored solid or viscous substance
A soft brownish coal showing traces of plant structure, intermediate between bituminous coal and peat
A brown deposit resembling soil, formed by the partial decomposition of vegetable matter in the wet acidic conditions of bogs and fens, and often cut out and dried for use as fuel and in gardening
A resource of economic value that cannot be readily replaced by natural means on a level equal to its consumption
Gooey liquid consisting mostly of hydrocarbon compounds and small amounts of oxygen, sulfur, and nitrogen
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
Down
Process of injecting liquid at a high pressure into the subterranean rocks, boreholes, etc
A natural resource which will replenish to replace the portion depleted by usage and consumption
The time taken for the radioactivity of a specified isotope to fall to half its original value
Chemicals obtained by refining crude oil
Total amount of useful energy available from an energy resource minus the amount of energy used
Coal of a hard variety that contains relatively pure carbon and burns with little flame and smoke
Oil obtained from bituminous shale.
Complex process where crude oil is heated and vaporized in giant columns and separated
Underground deposits of gases consisting of 50-90 percent by weight CH4 and small amounts of heavier gases
the hard fibrous material that forms the main substance of the trunk or branches of a tree or shrub, used for fuel or timber