Term
history in energy in the US shows an increase in these two things? |
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Definition
1. total consumption 2. Increasing diversity of energy sources |
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Term
newer energy sources were previously unavailable but now are because |
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Definition
of technological break throughs |
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Term
Increasing energy consumption is due to these to things |
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Definition
1. increasing population 2. increasing energy intensity (consumption per capita) |
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Term
from 1949 to 2000 there was this % change in total energy consumption (in u.s.) |
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Definition
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Term
6 benefits of increased energy intensity |
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Definition
1.synonymous for development 2. supports technological innovations 3. faster wider spread communication 4. faster more voluminous transportation 6. Supports a larger human population 7. supports a human population longer
development tech innovations communication transportation population population longer |
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Term
____ quads of primary energy consumption in the U.s. 2009 |
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Definition
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Term
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Definition
fossil fuels, hydropower, nuclear energy, wind energy etc. |
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Term
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Definition
energy stored within; can be extracted to do useful work |
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Term
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Definition
electricity and an energy carrier |
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Term
almost any primary energy source can be converted into |
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Definition
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Term
what tool converts primary energy into secondary? |
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Definition
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Term
coal can be _______ or _______ but it is expensive |
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Definition
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Term
energy transformations are |
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Definition
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Term
38.19 quads of primary energy converts to ____ quads secondary |
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Definition
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Term
____% of energy is lost when converting primary to secondary energy |
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Definition
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Term
most versatile form of energy |
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Definition
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Term
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Definition
easily transformed and converted back into heat motion light etc. (never see electric airplane |
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Term
most energy dense form of energy |
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Definition
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Term
most transportable form of dense energy |
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Definition
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Term
most abundant fossil fuel |
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Definition
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