What You Need To Know About Energy
What do you know about energy?
Energy intensity is a measure of:
- The amount of energy used by a nation per unit of GDP
- The amount of energy contained in a given amount of fuel
- The amount of electric current passing through a point
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Correct!
Energy intensity is a measure of a nation's energy efficiency represented through energy use per unit of GDP (Gross Domestic Product).
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Sorry, that’s incorrect.
Energy intensity is a measure of a nation's energy efficiency represented through energy use per unit of GDP (Gross Domestic Product).
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Sorry, that’s incorrect.
Energy intensity is a measure of a nation's energy efficiency represented through energy use per unit of GDP (Gross Domestic Product).
The consumption of energy worldwide is projected to rise by how much between 2013 and 2040?
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Sorry, that’s incorrect.
U.S. energy consumption is projected to rise 9% by 2040, or 0.3% per year, while global consumption will increase about 50% over the same period
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Sorry, that’s incorrect.
U.S. energy consumption is projected to rise 9% by 2040, or 0.3% per year, while global consumption will increase about 50% over the same period
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Sorry, that’s incorrect.
U.S. energy consumption is projected to rise 9% by 2040, or 0.3% per year, while global consumption will increase about 50% over the same period
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Sorry, that’s incorrect.
U.S. energy consumption is projected to rise 9% by 2040, or 0.3% per year, while global consumption will increase about 50% over the same period
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Correct!
U.S. energy consumption is projected to rise 9% by 2040, or 0.3% per year, while global consumption will increase about 50% over the same period
What type of transportation uses the most total energy?
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Correct!
By far the largest share of energy in transportation is consumed by cars, light trucks, and motorcycles—about 58% in 2012, followed by other trucks (21%), aircraft (9%), boats and ships (3%), and trains and buses (3%). Pipelines account for 3% and military uses for 2%.
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Sorry, that’s incorrect.
By far the largest share of energy in transportation is consumed by cars, light trucks, and motorcycles—about 58% in 2012, followed by other trucks (21%), aircraft (9%), boats and ships (3%), and trains and buses (3%). Pipelines account for 3% and military uses for 2%.
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Sorry, that’s incorrect.
By far the largest share of energy in transportation is consumed by cars, light trucks, and motorcycles—about 58% in 2012, followed by other trucks (21%), aircraft (9%), boats and ships (3%), and trains and buses (3%). Pipelines account for 3% and military uses for 2%.
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Sorry, that’s incorrect.
By far the largest share of energy in transportation is consumed by cars, light trucks, and motorcycles—about 58% in 2012, followed by other trucks (21%), aircraft (9%), boats and ships (3%), and trains and buses (3%). Pipelines account for 3% and military uses for 2%.
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Sorry, that’s incorrect.
By far the largest share of energy in transportation is consumed by cars, light trucks, and motorcycles—about 58% in 2012, followed by other trucks (21%), aircraft (9%), boats and ships (3%), and trains and buses (3%). Pipelines account for 3% and military uses for 2%.
Which of the following is not a primary energy source?
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Sorry, that’s incorrect.
Electricity is a secondary energy source because it can only be produced from the use of primary energy sources such as coal, natural gas, or nuclear reactions.
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Sorry, that’s incorrect.
Electricity is a secondary energy source because it can only be produced from the use of primary energy sources such as coal, natural gas, or nuclear reactions.
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Correct!
Electricity is a secondary energy source because it can only be produced from the use of primary energy sources such as coal, natural gas, or nuclear reactions.
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Sorry, that’s incorrect.
Electricity is a secondary energy source because it can only be produced from the use of primary energy sources such as coal, natural gas, or nuclear reactions.
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Sorry, that’s incorrect.
Electricity is a secondary energy source because it can only be produced from the use of primary energy sources such as coal, natural gas, or nuclear reactions.
True or false? Fuel cells store energy.
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Sorry, that’s incorrect.
Fuel cells are an efficient way to convert hydrogen to electricity, but the energy is stored in the hydrogen.
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Correct!
Fuel cells are an efficient way to convert hydrogen to electricity, but the energy is stored in the hydrogen.
Which residential usage consumes the largest amount of energy?
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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.
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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.
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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.
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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.
Nuclear power provided what percentage of the total U.S. energy supply in 2013?
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Sorry, that’s incorrect.
19% of our electricity was generated by nuclear fuel in 2013.
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Correct!
19% of our electricity was generated by nuclear fuel in 2013.
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Sorry, that’s incorrect.
19% of our electricity was generated by nuclear fuel in 2013.
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Sorry, that’s incorrect.
19% of our electricity was generated by nuclear fuel in 2013.
What percentage of harvested corn was used to produce ethanol in the U.S. in 2014?
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Sorry, that’s incorrect.
In 2014, about 38% of harvested corn in the US went to make ethanol and its associated coproducts
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Sorry, that’s incorrect.
In 2014, about 38% of harvested corn in the US went to make ethanol and its associated coproducts
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Correct!
In 2014, about 38% of harvested corn in the US went to make ethanol and its associated coproducts
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Sorry, that’s incorrect.
In 2014, about 38% of harvested corn in the US went to make ethanol and its associated coproducts
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Sorry, that’s incorrect.
In 2014, about 38% of harvested corn in the US went to make ethanol and its associated coproducts
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Sorry, that’s incorrect.
In 2014, about 38% of harvested corn in the US went to make ethanol and its associated coproducts
Which of the following is considered an obstacle to cars running on hydrogen fuel cells?
- Cost of fuel cells
- Difficulty storing and transporting hydrogen
- Process of collecting pure hydrogen
- All of the above
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Sorry, that’s incorrect.
All of the reasons mentioned are considered obstacles to producing cars that run on hydrogen fuel cells.
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Sorry, that’s incorrect.
All of the reasons mentioned are considered obstacles to producing cars that run on hydrogen fuel cells.
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Sorry, that’s incorrect.
All of the reasons mentioned are considered obstacles to producing cars that run on hydrogen fuel cells.
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Correct!
All of the reasons mentioned are considered obstacles to producing cars that run on hydrogen fuel cells.
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