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22 Cards in this Set
- Front
- Back
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fossil fuel
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nonrenewable energy resource formed over millions of years from the remains of dead plants and other organisms
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coal
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sedimentary rock formed from decayed plant material-the world's most abundant fossil fuel
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oil
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liquid fossil fuel formed from marine organisms that is burned to obtain energy and used in the manufacture of plastics
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natural gas
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fossil fuel formed from marine organisms that is often found in tilted or folded rock layers and is used for heating and cooking
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reserve
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amount of a fossil fuel that can be extracted from Earth at a profit using current technology
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nuclear energy
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alternative energy source that is based on atomic fission
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nuclear fission
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the splitting of heavy elements to produce energy
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4 stages of coal formation
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1) smokey peat
2) lignite coal 3) bituminous coal 4) anthracite coal |
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drift mine
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the removal of coal that is not close to Earth's surface through a horizontal opening in the side of a hill or mountain (DEEP)
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slope mine
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angled opening and air shaft made into the side of a mountain (DEEP)
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strip mining
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top layer of soil and rock is removed. coal is then exposed an dug out (CLOSE TO SURFACE)
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methane hydrates
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ice-like stable molecules found hundreds of meters below sea. they form under conditions of relatively low temps and high pressures.
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inexhaustible energy
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sources of energy that are constant and will not run out.
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renewable energy
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energy resources that can be replaced in nature or by humans within a relatively short period of time
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solar energy
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energy from the Sun that is clean, inexhaustible, and can be transformed into electricity by solar cells
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wind energy
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wind farms use wind energy to generate electricity
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hydroelectric energy
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electricity produced by waterpower using large dams in a river
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geothermal energy
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inexhaustible energy resource that uses hot magma or hot, dry rocks from below Earth's surface to generate electricity
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biomass energy
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renewable energy derived from burning organic materials such as wood and alcohol
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metallic mineral resources and uses
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what metals are obtained from. Uses: iron: mineral hermatite, aluminum: mineral mixute Bauxite
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nonmetallic mineral resources and uses
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any mineral resources not used as fuels or as sources or metal. uses: sandstone: glass, halite: table salt, gypsum: plaster
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recycling
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conservation method in which old materials are processed to make new ones
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