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What has the highest net energy ratio for space heating? 


A)  passive solar 
B)  oil 
C)  active solar 
D)  electric resistance heating

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Which of the following is NOT contained in oil sand? 


A)  water 
B)  sand 
C)  coal 
D)  bitumen

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Which statement best describes breeder reactors? 


A)  The use of a breeder reactor would not extend the supplies of uranium in the world. 
B)  If a breeder reactor's safety system failed, the reactor would be fine. 
C)  Many experimental breeder reactors are safe. 
D)  A breeder reactor would generate more fuel than it would consume.

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Which of the following is a strategic disadvantage of oil? 


A)  It destroys nature through oil spills. 
B)  It will be commercially depleted within 90 years. 
C)  It produces more carbon dioxide than any other fuel. 
D)  It can contaminate groundwater supplies.

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What percentage of the world's population in developing countries use biomass energy to heat their homes and cook their food? 


A)  about 66% 
B)  about 50% 
C)  about 33% 
D)  about 25%

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Which pair of countries has the largest combined reserves of natural gas? 


A)  Russia and Iran 
B)  Nigeria and Algeria 
C)  Canada and the United States 
D)  India and Pakistan

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What percentage of globally extracted oil is consumed by the United States each year? 


A)  about 2% 
B)  about 4% 
C)  about 14% 
D)  about 20%

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D

____________________ is a sedimentary rock composed of very fine particles.

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Shale

What is the net energy ratio of oil expected to do? 


A)  It is currently high, and is expected to decline in the future. 
B)  It is currently high, and is expected to stay high in the future. 
C)  It is currently low, and is expected to increase in the future. 
D)  It is currently low, and is expected to stay low in the future.

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Nuclear fission is not a feasible energy source because of the difficulty of making nuclear plants secure and the difficulty of storing radioactive waste safely.

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Relative to the populations of other nations,the population of the United States uses a far greater proportion of the world's commercial energy.

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Because it is a relatively clean-burning fossil fuel,and it produces about half as much carbon dioxide as burning an equivalent amount of coal,there is increasing interest in _____________ ____________ as an energy source.

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Which type of coolant is used in a breeder reactor? 


A)  plutonium 
B)  nitrogen 
C)  sodium 
D)  water

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Which statement best describes the safety of nuclear plants? 


A)  Nuclear waste from plants are stored safely underground using a method called deep disposal. 
B)  Nuclear plants cannot withstand attacks by terrorists because they have insufficient security. 
C)  All nuclear waste from plants can easily be converted into less-harmful isotopes. 
D)  All nuclear plants can withstand a direct hit from a large jet traveling at high speed.

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Nuclear power is not used extensively in the United States because of the threat it poses to homeland security.

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How do sulphur dioxide,particulates,and arsenic relate to coal-fired plants? 


A)  They are waste products produced in the combustion of coal. 
B)  They are solid wastes that must be disposed of properly. 
C)  They are additives that make coal burn cleanly. 
D)  They are removed almost entirely when pollution controls are used.

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What is the environmental impact of the fuel cycle of nuclear plants compared to the fuel cycle for coal that is used to produce electricity? 


A)  The nuclear plant fuel cycle causes more deaths than the coal fuel cycle. 
B)  The nuclear plant fuel cycle causes more air pollution than the coal fuel cycle. 
C)  The nuclear plant fuel cycle causes more water pollution than the coal fuel cycle. 
D)  The nuclear plant fuel cycle causes less land disruption than the coal fuel cycle.

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D

Which of the following is/are liquefied petroleum gas? 


A)  methane 
B)  butane and propane 
C)  ammonia 
D)  nitrogen oxide

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Why are synthetic fuels not a viable option right now?

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energy yields are low to moder...

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_____________ _________________ can happen very quickly,as in an atomic bomb,or it can occur in a more controlled manner that allows the energy to be captured for useful purposes.

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