What You Need To Know About Energy
What do you know about energy?
What is the commonly accepted unit of measurement for electric current—or the amount of an electric charge passing a point per unit time?
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Sorry, that’s incorrect.
The ampere, or amp, is the most commonly used measurement for electric current.
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Sorry, that’s incorrect.
The ampere, or amp, is the most commonly used measurement for electric current.
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Correct!
The ampere, or amp, is the most commonly used measurement for electric current.
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Sorry, that’s incorrect.
The ampere, or amp, is the most commonly used measurement for electric current.
Between 1980 and 2012, after fuel economy standards where put in place, which of the following has happened to vehicles?
- Vehicle weight increased
- Vehicle horsepower increased
- Vehicle fuel economy increased
- All of the above
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Sorry, that’s incorrect.
Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.
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Sorry, that’s incorrect.
Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.
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Sorry, that’s incorrect.
Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.
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Correct!
Improved vehicle efficiency has allowed for increases in weight, horsepower and fuel economy.
Which of the following sources do experts expect will provide us with the “silver bullet” solution to our energy needs?
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Sorry, that’s incorrect.
There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.
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Sorry, that’s incorrect.
There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.
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Sorry, that’s incorrect.
There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.
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Correct!
There is no silver bullet. Tomorrow’s energy, like today’s, will come from a variety of sources.
In 2014, how much of the world's CO2 is released by the United States?
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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.
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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.
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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.
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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.
In 2014, what percentage of the United States' total energy consumption came from oil?
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Sorry, that’s incorrect.
In 2014, the United States got 35% of its energy from petroleum, and experts project that demand for this fuel will rise at least through 2020.
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Sorry, that’s incorrect.
In 2014, the United States got 35% of its energy from petroleum, and experts project that demand for this fuel will rise at least through 2020.
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Sorry, that’s incorrect.
In 2014, the United States got 35% of its energy from petroleum, and experts project that demand for this fuel will rise at least through 2020.
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Correct!
In 2014, the United States got 35% of its energy from petroleum, and experts project that demand for this fuel will rise at least through 2020.
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.
In 2014, approximately how much of the oil used in the U.S. was imported?
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Sorry, that’s incorrect.
The United States imported approximately 27% of its oil. More than one-third of that came from Canada.
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Correct!
The United States imported approximately 27% of its oil. More than one-third of that came from Canada.
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Sorry, that’s incorrect.
The United States imported approximately 27% of its oil. More than one-third of that came from Canada.
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Sorry, that’s incorrect.
The United States imported approximately 27% of its oil. More than one-third of that came from Canada.
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.
What technology was most responsible for increase in lighting efficiency from 45 Im/W in 2001 to 58 Im/W in 2010?
- Increase in efficiency of incandescent light bulbs
- Increase in efficiency of candles
- Increase use of compact fluorescent lights
- Increased use of LED lights
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Sorry, that’s incorrect.
Increasing market share of compact fluorescents was primarily responsible for the increased lighting efficiency between 2001 and 2010.
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Sorry, that’s incorrect.
Increasing market share of compact fluorescents was primarily responsible for the increased lighting efficiency between 2001 and 2010.
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Correct!
Increasing market share of compact fluorescents was primarily responsible for the increased lighting efficiency between 2001 and 2010.
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Sorry, that’s incorrect.
Increasing market share of compact fluorescents was primarily responsible for the increased lighting efficiency between 2001 and 2010.
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- Ethanol (or Ethyl Alcohol)
Best known as the type of alcohol found in alcoholic beverages, it is produced in large quantities through the fermentation of the sugars and carbohydrates in agricultural crops and blended with gasoline as an alternative to conventional oil-based fuels for motor vehicles.
