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23 Cards in this Set
- Front
- Back
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Net Energy |
Usable amount of high-quality energy available from a given quantity of a resource |
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Net energy ratio |
Usefull energy produced over useful energy used to produce it |
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Petroleum (crude oil) |
A thick goey liquid consisting of hundreds of combustible hydrocarbons along with sulphur oxygen and nitrogen |
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Refinery |
Oil is heated and distilled in gigantic columns to seperate it into components with different boiling points. |
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Petrochemicals |
Helps manufacture pestisides, plastics, and fibres |
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Hubberts peak |
Method to predict the peak of oil supply |
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Unconventional oil |
liquid petroleum pumped from oil wells |
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Oil sands |
mixutre of clay, sand, water, and combustible organic material called bitumen |
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Oil shale |
Fine grained sedimentary rocks containing a solid combusible mixture of hydo carbons |
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Natural gas |
mixture of methane and hydrocarbon |
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Conventional natural gas |
Lies about most reservoirs of crude oil |
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Unconventional natural gas |
Found under the sources |
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Methane hydrate |
Natural gas trapped in ice crystals |
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Moderator |
slows down the fission neutrons so that the neutons from one fission reaction subsequently cause additional reactions |
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CANDU Reactor |
Use heavy water as collant |
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Heavy water |
Hydrogen atoms are replaced by deuterium |
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Wet Storage |
Pools of water where fuel bundles are stored |
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Dry storage |
Stored in dry areas |
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Radioactive wastes |
Give off large amounts of harmfull ionizing radiation |
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Closed nuclear fuel cycle |
Fuels must be stored safely for 10,000 years |
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Fissionable isoptopes |
uranium and plutonium |
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Meltdown |
when nuculer chemicals escape safety containers |
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Breeder nuclear fission reactors |
Generate more nuclear fuel than they consume |
