The National Academies
What You Need To Know About Energy
What do you know about energy?
Nuclear power provided what percentage of the total U.S. energy supply in 2008?
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Sorry, that’s incorrect.
Nuclear power accounted for 9% of the U.S. energy supply in 2008.
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Correct!
Nuclear power accounted for 9% of the U.S. energy supply in 2008.
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Sorry, that’s incorrect.
Nuclear power accounted for 9% of the U.S. energy supply in 2008.
America, with 5% of the planet's population, consumes how much of the world's total energy?
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Sorry, that’s incorrect.
With 5% of the planet's population, the United States uses 20% of the world's total energy.
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Sorry, that’s incorrect.
With 5% of the planet's population, the United States uses 20% of the world's total energy.
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Correct!
With 5% of the planet's population, the United States uses 20% of the world's total energy.
In 2008, of the four economic sectors, which used the most energy in the United States?
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Sorry, that’s incorrect.
In 2008, industry used 31% of the total energy used; next was transportation at 28%, then residential at 22%, and commercial at 19%.
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Sorry, that’s incorrect.
In 2008, industry used 31% of the total energy used; next was transportation at 28%, then residential at 22%, and commercial at 19%.
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Sorry, that’s incorrect.
In 2008, industry used 31% of the total energy used; next was transportation at 28%, then residential at 22%, and commercial at 19%.
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Correct!
In 2008, industry used 31% of the total energy used; next was transportation at 28%, then residential at 22%, and commercial at 19%.
Of the following fossil fuels, which is typically the least expensive for its energy content?
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Sorry, that’s incorrect.
In 2005, a million Btu of energy from coal cost approximately $2, versus $5 for natural gas and $10 for oil. However, prices can fluctuate due to changes in the economy and new government policies.
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Sorry, that’s incorrect.
In 2005, a million Btu of energy from coal cost approximately $2, versus $5 for natural gas and $10 for oil. However, prices can fluctuate due to changes in the economy and new government policies.
-
Correct!
In 2005, a million Btu of energy from coal cost approximately $2, versus $5 for natural gas and $10 for oil. However, prices can fluctuate due to changes in the economy and new government policies.
Which energy sources together account for 84% of the energy used in the United States?
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Sorry, that’s incorrect.
Fossil fuels (petroleum, natural gas, and coal) account for 84% of the energy used in the United States.
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Correct!
Fossil fuels (petroleum, natural gas, and coal) account for 84% of the energy used in the United States.
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Sorry, that’s incorrect.
Fossil fuels (petroleum, natural gas, and coal) account for 84% of the energy used in the United States.
How much of France's electricity is produced by nuclear power plants?
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Sorry, that’s incorrect.
Nearly 80% of France's electricity is produced by nuclear power plants.
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Sorry, that’s incorrect.
Nearly 80% of France's electricity is produced by nuclear power plants.
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Correct!
Nearly 80% of France's electricity is produced by nuclear power plants.
According to the Corporate Average Fuel Economy (CAFE) standards updated in December 2007, what is the average miles per gallon (mpg) required for new cars, SUVs, and light trucks (combined) by 2020?
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Sorry, that’s incorrect.
Based upon the 2007 CAFE standards, the new average mpg required by 2020 is 35 mpg.
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Correct!
Based upon the 2007 CAFE standards, the new average mpg required by 2020 is 35 mpg.
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Sorry, that’s incorrect.
Based upon the 2007 CAFE standards, the new average mpg required by 2020 is 35 mpg.
What percentage of America's total energy came from wind in 2008?
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Correct!
In 2008, wind accounted for 0.5% of America's energy portfolio.
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Sorry, that’s incorrect.
In 2008, wind accounted for 0.5% of America's energy portfolio.
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Sorry, that’s incorrect.
In 2008, wind accounted for 0.5% of America's energy portfolio.
What percentage of the coal mined in the United States was used to generate electricity in 2006?
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Sorry, that’s incorrect.
90% of the coal mined in the United States was used to generate electricity in 2006.
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Sorry, that’s incorrect.
90% of the coal mined in the United States was used to generate electricity in 2006.
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Correct!
90% of the coal mined in the United States was used to generate electricity in 2006.
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An independent agency within the U.S. federal government that regulates commercial nuclear power plants and civilian uses of nuclear materials.
