The National Academies
What You Need To Know About Energy
What do you know about energy?
About how much of the world's coal reserves are located in the United States?
-
Sorry, that’s incorrect.
More than a quarter of the world's coal reserves are located in the United States.
-
Correct!
More than a quarter of the world's coal reserves are located in the United States.
-
Sorry, that’s incorrect.
More than a quarter of the world's coal reserves are located in the United States.
True or False: Increasing the energy supply is the only answer to a stable energy future.
-
Sorry, that’s incorrect.
Reducing demand through the improved efficiency of devices and procedures is another way to improve our energy situation.
-
Correct!
Reducing demand through the improved efficiency of devices and procedures is another way to improve our energy situation.
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.
Which primary energy source did we depend on the most to generate electricity in the United States in 2008?
-
Sorry, that’s incorrect.
In 2008, the United States depended most on coal to generate electricity. Coal provided approximately 49% of the electricity generated by the United States that year.
-
Sorry, that’s incorrect.
In 2008, the United States depended most on coal to generate electricity. Coal provided approximately 49% of the electricity generated by the United States that year.
-
Correct!
In 2008, the United States depended most on coal to generate electricity. Coal provided approximately 49% of the electricity generated by the United States that year.
-
Sorry, that’s incorrect.
In 2008, the United States depended most on coal to generate electricity. Coal provided approximately 49% of the electricity generated by the United States that year.
By 2030, today's coal-fired power plants are projected to emit how much less CO2 than they emit now?
-
Correct!
Coal-fired power plants are likely to emit 30% less CO2 in 2030.
-
Sorry, that’s incorrect.
Coal-fired power plants are likely to emit 30% less CO2 in 2030.
-
Sorry, that’s incorrect.
Coal-fired power plants are likely to emit 30% less CO2 in 2030.
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.
True or False: Burning coal in electric power plants is a major source of CO2 and other emissions. However, its use doesn't have negative consequences beyond the emissions caused by combustion.
-
Sorry, that’s incorrect.
Mining coal disturbs the land and modifies the chemistry of rainwater runoff, which in turn affects stream and river water quality.
-
Correct!
Mining coal disturbs the land and modifies the chemistry of rainwater runoff, which in turn affects stream and river water quality.
Which residential usage consumes the largest amount of energy?
-
Sorry, that’s incorrect.
Consuming the largest amount of energy, space heating accounts for 31% of all residential energy used. Space cooling accounts for an additional 12% of energy usage.
-
Sorry, that’s incorrect.
Consuming the largest amount of energy, space heating accounts for 31% of all residential energy used. Space cooling accounts for an additional 12% of energy usage.
-
Correct!
Consuming the largest amount of energy, space heating accounts for 31% of all residential energy used. Space cooling accounts for an additional 12% of energy usage.
-
Sorry, that’s incorrect.
Consuming the largest amount of energy, space heating accounts for 31% of all residential energy used. Space cooling accounts for an additional 12% of energy usage.
In 2008, what percentage of the United States' total energy consumption came from oil?
-
Sorry, that’s incorrect.
In 2008, 37% of the United States' total energy consumption came from oil, more than any other energy source.
-
Sorry, that’s incorrect.
In 2008, 37% of the United States' total energy consumption came from oil, more than any other energy source.
-
Correct!
In 2008, 37% of the United States' total energy consumption came from oil, more than any other energy source.
Thank you for taking our quiz.
Place this badge on your facebook page to show your friends what you know about energy.
Place this badge on your facebook page to show your friends what you know about energy.
OR, get a higher score to unlock a different badge.
Place this badge on your facebook page to show your friends what you know about energy.
OR, get a higher score to unlock a different badge.
Explore Other Topics
Energy Hands-on
Understanding Efficiency
Learn the significance of energy efficiencyOur Energy System
A visualization of all our energy sourcesEnergy Defined
- Energy Efficiency
The achievement of using less energy without reducing the benefit provided by the end-use service. Energy efficiency is exemplified in a wide variety of applications—from improved lightbulbs and refrigeration to less energy-intensive industrial and manufacturing processes.
