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16 Cards in this Set
- Front
- Back
Renewable resources |
resources that can be replenished over relatively short time spans such as months years or decades |
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Nonrenewable resources |
Resources that take millions of years to accumulate (often metals) |
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fossil fuel |
General term for any hydrocarbon that may be used as a fuel, including coal, oil, natural gas, bitumen from tar sands, and shale oil. |
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Which of the following do all oil traps have in common?
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a reservoir rock with a cap rock above it
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Which of the following must be true for hydrocarbons to be trapped by salt diapirs?
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The salt must be impermeable.
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List the fluids commonly found in traps, from the least to most dense.
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gas oil and water |
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About half of renewable energy is used in __________.
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electric power generation
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Most of the energy used by the industrial and residential/commercial sectors is __________.
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natural gas |
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Nuclear energy is used in what energy sector(s)?
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Electric Power |
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Almost _____ of all electric power produced relies on coal as a source of energy.
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46% |
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describe oil shale
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An organic-rich, fine-grained, impermeable sedimentary rock containing kerogen.
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What is required for oil shales to form?
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a sedimentary basin
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Why must oil shale be heated to extract hydrocarbons?
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Oil shale has low permeability.
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Methane clathrates are stable in __________ conditions.
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low temperature, high pressure
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Which of the following is a drawback to mining oil shale and oil sands?
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It is costly and energy-intensive to extract these resources.
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Renewable energy makes up approximately how much of the total U.S. energy budget?
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9.2 quadrillion BTU
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