SCIENCE
ENVIRONMENTAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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75 percent
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25 percent
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18 percent
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10 percent
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Detailed explanation-1: -In 2022, about 4, 243 billion kilowatthours (kWh) (or about 4.24 trillion kWh) of electricity were generated at utility-scale electricity generation facilities in the United States. About 60% of this electricity generation was from fossil fuels-coal, natural gas, petroleum, and other gases.
Detailed explanation-2: -Fossil fuels-including coal, oil, and natural gas-have been powering economies for over 150 years, and currently supply about 80 percent of the world’s energy. Fossil fuels formed millions of years ago from the carbon-rich remains of animals and plants, as they decomposed and were compressed and heated underground.
Detailed explanation-3: -In 2021, U.S. total primary energy consumption was about 98 quadrillion British thermal units (Btu), which was equal to about 16% of total world primary energy consumption of about 604 quadrillion Btu.