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12 Cards in this Set
- Front
- Back
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is a naturally occuring, exploitable material that a society perceives to be useful to its ecomomic and material well-being.
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Resource
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are materials that are replaced or replenished by natural processes. They can be used over and over again.
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Renewable resource
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come from sources that are virtually inexhaustible, such as the sun, wind, waves, tides, and geothermal energy.
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Perpetual resource
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renewable if left to nature but can be destroyed if people use them carelessly. (soil, plants, animals)
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Potentially renewable resources
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exisit in finite amounts or are generated in nature so slowly that for all practical purposes the supply is finite.
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Nonrenewable resources
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quantities of a resource that can be extracted profitably from known deposits
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Proved, or usable reserves
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the most abundant fossil fuel.
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coal
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is extremely hazardous, because the mixture of methane and air is explosive.
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Liquified natural gas
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fine grained rock containing organic material called kerogen.
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oil shale
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sandstone saturated with a viscous, high-carbon petroleum called bitumen.
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tar sand
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The controlled splitting of an atom to release energy.
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Nuclear fission
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The combining of two atoms of deuterium into a single atom of helium in order to release energy.
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Nuclear fusion
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