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19 Cards in this Set
- Front
- Back
Refers to centralized collection device for generating power from the Sun is called (a)n
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power tower
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Refers to a device that generates electricity by chemical reactions involving hydrogen or methane or some other material
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fuel cell
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Refers to energy produced from any source other than fossil fuels
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alternative energy
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Fuel cells produce __________ using __________.
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electicity, hydrogen or methane
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Hydrogen fuel can be produced by __________ and can be used to generate electricity in a __________.
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electrolysis of water; fuel cell (or by direct combustion
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The world's largest solar-electric installation is located in
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Germany
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One of the principal advantages of photovoltaic cells is that they
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can be used for power in remote locations. countries that cannot afford to use fossil fuels as electricity
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What is the greatest environmental impact of using biofuels?
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air pollution
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Wind power is a clean energy source, but according to its detractors in some locations, it is associated with __________ pollution
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noise
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What is geothermal energy?
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useful conversion of natural heat from the interior of the Earth
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Use of overhangs that block sunlight in summer but allow the sunlight in winter to warm up the building is an example of:
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passive solar energy
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Heating and cooling buildings by exchange with shallow groundwater systems is considered a form of __________ energy
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geothermal
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The future growth of large-scale hydropower plants in the developed world probably will be limited because
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the release of impounded water alters streamflow patterns
most economical sites are already used reservoirs eventually fill with sediment the addition of reservoirs mean that more water is lost to evaporation |
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“Biodiesel” is a biofuel sometimes used to power cars and trucks. One potential source of biodiesel is
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waste frying oil from restaurant kitchens
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pump storage
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off-peak energy is used to store water in an elevated reservoir, and that water is used to generate hydroelectricity during peak hours
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All of the following are factors that limit expanded use of photovoltaic cells except:
a)limited efficiency b)high cost c)cells incorporate hazardous materials d)direct generation of electricity is not yet technologically possible |
D
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The primary sources of biofuel in India, an example of a developing country, are
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wood and cattle dung
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Direct conversion of electricity using sunlight, without using an intermediate fluid medium, is accomplished by
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photovoltaic cells
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Wind velocity increases over mountains because of
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vertical convergence of the wind
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