The National Academies

The National Academies: What You Need To Know About Energy

What You Need To Know About Energy

What do you know about energy?

The consumption of energy worldwide is projected to rise by how much between 2013 and 2040?

  • 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 

  • 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 

  • 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 

  • 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 

  • 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 are ways that electricity system operators match power needs to generation on a day-to-day basis?

  • Sorry, that’s incorrect.

    Load-following and peaker plants, demand-response and energy storage are all ways that grid operators can adjust generation to meet demand.

  • Sorry, that’s incorrect.

    Load-following and peaker plants, demand-response and energy storage are all ways that grid operators can adjust generation to meet demand.

  • Sorry, that’s incorrect.

    Load-following and peaker plants, demand-response and energy storage are all ways that grid operators can adjust generation to meet demand.

  • Sorry, that’s incorrect.

    Load-following and peaker plants, demand-response and energy storage are all ways that grid operators can adjust generation to meet demand.

  • Correct!

     

    Load-following and peaker plants, demand-response and energy storage are all ways that grid operators can adjust generation to meet demand.

In 2014, how much of the world's CO2 is released by the United States?

  • Sorry, that’s incorrect.

    The United States emits about 18% of the world’s greenhouse gases, behind only China, which accounts for approximately one-quarter of total global emissions. 

  • Correct!

    The United States emits about 18% of the world’s greenhouse gases, behind only China, which accounts for approximately one-quarter of total global emissions. 

  • Sorry, that’s incorrect.

    The United States emits about 18% of the world’s greenhouse gases, behind only China, which accounts for approximately one-quarter of total global emissions. 

  • Sorry, that’s incorrect.

    The United States emits about 18% of the world’s greenhouse gases, behind only China, which accounts for approximately one-quarter of total global emissions. 

What is the primary energy user in the industrial sector?

  • Sorry, that’s incorrect.

    A few industries use a very large share of energy in the industrial sector. Petroleum refining is the principal consumer, with the chemical industry a close second. Those users, plus the paper and metal industries, account for 78% of total industrial energy use.

  • Sorry, that’s incorrect.

    A few industries use a very large share of energy in the industrial sector. Petroleum refining is the principal consumer, with the chemical industry a close second. Those users, plus the paper and metal industries, account for 78% of total industrial energy use.

  • Sorry, that’s incorrect.

    A few industries use a very large share of energy in the industrial sector. Petroleum refining is the principal consumer, with the chemical industry a close second. Those users, plus the paper and metal industries, account for 78% of total industrial energy use.

  • Sorry, that’s incorrect.

    A few industries use a very large share of energy in the industrial sector. Petroleum refining is the principal consumer, with the chemical industry a close second. Those users, plus the paper and metal industries, account for 78% of total industrial energy use.

  • Correct!

    A few industries use a very large share of energy in the industrial sector. Petroleum refining is the principal consumer, with the chemical industry a close second. Those users, plus the paper and metal industries, account for 78% of total industrial energy use.

Which of the following is frequently used as a unit of measurement for the energy content of fuels?

  • Sorry, that’s incorrect.

    The British Thermal Unit, or Btu, is frequently used as a measure for energy content of fuels. One gallon of gasoline contains about 124,000 Btu.

  • Correct!

    The British Thermal Unit, or Btu, is frequently used as a measure for energy content of fuels. One gallon of gasoline contains about 124,000 Btu.

  • Sorry, that’s incorrect.

    The British Thermal Unit, or Btu, is frequently used as a measure for energy content of fuels. One gallon of gasoline contains about 124,000 Btu.

  • Sorry, that’s incorrect.

    The British Thermal Unit, or Btu, is frequently used as a measure for energy content of fuels. One gallon of gasoline contains about 124,000 Btu.

Between 1980 and 2012, after fuel economy standards where put in place, which of the following has happened to vehicles?

  • Sorry, that’s incorrect.

    Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.

  • Sorry, that’s incorrect.

    Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.

  • Sorry, that’s incorrect.

    Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.

  • Correct!

    Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.

True or false? Wind energy generation is increasing in the United States.

  • Correct!

    In the United States, the amount of electricity generated from wind doubled between 2009 and 2014, and now makes up 18% of all renewable energy consumed and almost 2% of total U.S. energy use. 

  • Sorry, that’s incorrect.

    In the United States, the amount of electricity generated from wind doubled between 2009 and 2014, and now makes up 18% of all renewable energy consumed and almost 2% of total U.S. energy use. 

Nuclear power provided what percentage of the total U.S. energy supply in 2013?

  • Sorry, that’s incorrect.

    19% of our electricity was generated  by nuclear fuel in 2013. 

  • Correct!

    19% of our electricity was generated  by nuclear fuel in 2013. 

  • Sorry, that’s incorrect.

    19% of our electricity was generated  by nuclear fuel in 2013. 

  • Sorry, that’s incorrect.

    19% of our electricity was generated  by nuclear fuel in 2013. 

The United States is home to how many of the world's automobiles?

  • Sorry, that’s incorrect.

    With less than 5% of the world's population, the United States is home to one-third of the world's automobiles.

  • Correct!

    With less than 5% of the world's population, the United States is home to one-third of the world's automobiles.

  • Sorry, that’s incorrect.

    With less than 5% of the world's population, the United States is home to one-third of the world's automobiles.

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