The National Academies: What You Need To Know About Energy

The National Academies

What You Need To Know About Energy

What do you know about energy?

Which of the following energy sources releases carbon dioxide when burned?

  • Sorry, that’s incorrect.

    Gasoline, diesel fuel, and natural gas all release CO2 when burned.

  • Sorry, that’s incorrect.

    Gasoline, diesel fuel, and natural gas all release CO2 when burned.

  • Sorry, that’s incorrect.

    Gasoline, diesel fuel, and natural gas all release CO2 when burned.

  • Correct!

    Gasoline, diesel fuel, and natural gas all release CO2 when burned.

Which of the following sources do experts expect will provide us with the “silver bullet” solution to our energy needs?

  • Sorry, that’s incorrect.

    There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.

  • Sorry, that’s incorrect.

    There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.

  • Sorry, that’s incorrect.

    There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.

  • Correct!

    There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.

Nuclear power provided what percentage of the total U.S. energy supply in 2008?

  • Sorry, that’s incorrect.

    Nuclear power accounted for 9% of the U.S. energy supply in 2008.

  • Correct!

    Nuclear power accounted for 9% of the U.S. energy supply in 2008.

  • Sorry, that’s incorrect.

    Nuclear power accounted for 9% of the U.S. energy supply in 2008.

How much of the U.S. supply of natural gas is imported from outside North America?

  • Correct!

    Less than 2% of the U.S. supply of natural gas is imported from outside North America.

  • Sorry, that’s incorrect.

    Less than 2% of the U.S. supply of natural gas is imported from outside North America.

  • Sorry, that’s incorrect.

    Less than 2% of the U.S. supply of natural gas is imported from outside North America.

True or False: U.S. domestic production of crude oil has declined since around 1970.

  • Correct!

    U.S. domestic production of crude oil peaked around 1970 at about 9.5 million barrels per day (MBD) and declined to about 5.1 MBD by 2006.

  • Sorry, that’s incorrect.

    U.S. domestic production of crude oil peaked around 1970 at about 9.5 million barrels per day (MBD) and declined to about 5.1 MBD by 2006.

Which of the following energy sources is not used to generate electricity in the United States?

  • Sorry, that’s incorrect.

    Oil, biofuels, natural gas, and coal are all used to generate electricity in the United States.

  • Sorry, that’s incorrect.

    Oil, biofuels, natural gas, and coal are all used to generate electricity in the United States.

  • Sorry, that’s incorrect.

    Oil, biofuels, natural gas, and coal are all used to generate electricity in the United States.

  • Sorry, that’s incorrect.

    Oil, biofuels, natural gas, and coal are all used to generate electricity in the United States.

  • Correct!

    Oil, biofuels, natural gas, and coal are all used to generate electricity in the United States.

Which renewable energy source contributed the most to the total energy consumed in the United States in 2008?

  • Sorry, that’s incorrect.

    Out of all the renewable energy sources, biomass contributed the most to U.S. energy consumption in 2008.

  • Sorry, that’s incorrect.

    Out of all the renewable energy sources, biomass contributed the most to U.S. energy consumption in 2008.

  • Sorry, that’s incorrect.

    Out of all the renewable energy sources, biomass contributed the most to U.S. energy consumption in 2008.

  • Correct!

    Out of all the renewable energy sources, biomass contributed the most to U.S. energy consumption in 2008.

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?

  • Sorry, that’s incorrect.

    Based upon the 2007 CAFE standards, the new average mpg required by 2020 is 35 mpg.

  • Correct!

    Based upon the 2007 CAFE standards, the new average mpg required by 2020 is 35 mpg.

  • Sorry, that’s incorrect.

    Based upon the 2007 CAFE standards, the new average mpg required by 2020 is 35 mpg.

What percentage of the coal mined in the United States was used to generate electricity in 2006?

  • Sorry, that’s incorrect.

    90% of the coal mined in the United States was used to generate electricity in 2006.

  • Sorry, that’s incorrect.

    90% of the coal mined in the United States was used to generate electricity in 2006.

  • Correct!

    90% of the coal mined in the United States was used to generate electricity in 2006.

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Energy Hands-on

Energy Defined

Watt

A unit of measure for power, or how fast energy is used. One watt of power is equal to one ampere (a measure of electric current) moving at one volt (a measure of electrical force).

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