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18 Cards in this Set
- Front
- Back
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Fossil Fuels
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the organic remains of plants, animals, and microorganisms that lived millions of years ago that are preserved as natural gas, oil, and coal.
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Industrial Revolution
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a period of history during which machinery replaced human labor.
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Renewable Energy Sources
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those energy sources that can be regenerated by natural processes.
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Nonrenewable Energy Sources
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those energy sources that are not replaced by natural processes within a reasonable length of time.
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Surface Mining
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a type of mining in which the overburden is removed to procure the underlying deposit.
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Overburden
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the layer of soil and rock that covers deposits of desirable minerals.
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Underground Mining
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a type of mining in which the deposited material is removed without disturbing the overburden.
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Black Lung Disease
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a respiratory condition resulting from the accumulaton of large amounts of fine coal dust particles in miners' lungs.
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Acid Mine Drainage
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a kind of pollution, associated with coal mines, in which bacteria covert the sulfur in coal into compounds that form sulfuric acid.
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Secondary Recovery
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techiques used to obtain the maximum amount of oil or natural gas from a well.
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Liquefied Natural Gas
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natural gas that has been converted to a liquid by cooling to -162 degrees C (-260 F)
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Geothermal Energy
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the heat energy from the Earth's molten core.
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Passive Solar System
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a design that allows for the entrapment and transfer of heat from the sun to a building without the use of moving parts or machinery.
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Active Solar System
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a system that traps sunlight energy as heat energy and uses mechanical means to move it to another location.
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Biomass
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any accumulation of organic material produced by living things.
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Pyrolysis
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a thermochemical process for converting solid biomass to a more useful fuel.
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Solid Waste
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unwanted objects or particles that accumulate on the site where they are produced.
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Anaerobic Digestion
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the decomposition of wet and green biomass, through bacterial action in the absense of oxygen, to produce a mixed gas output of methane and carbon dioxide known as biogas.
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