APES - Chapter 12

What percentage of electricity generation in the U.S. is coal-based?

• 80%

• 33%

• 40%.

• 50%

What country has the highest total annual energy consumption?

• United States

• China.

• India

• Canada

What is the difference between a commercial energy source and a subsistence energy source?

• Commercial energy source are non-renewable while subsistence energy sources are renewable

• Commercial energy sources are found underground while subsistence energy sources are found on the surface

• Commercial energy sources are bought and sold, and subsistence energy sources are gathered by individuals for their own immediate needs.

• Commercial energy sources are gathered by individuals for their own immediate needs, and subsistence energy sources are bought and sold

Which non-renewable energy source isn't a fossil fuel?

• Coal

• Oil

• Natural Gas

• nuclear

True or False: Public transportation is more efficient than cars.

• True.

• False

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NGSS.MS-ETS1-2

How much energy in the U.S. is used to generate electricity?

• 45%

• 60%

• 40%.

• 35%

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NGSS.HS-PS3-1

How is coal created?

• dead plants over millions of years get turned into coal

• Dead animals get turned into coal

• Oil goes through chemical reactions and turns solid

• Acid rain gets into the soil and turns into coal

Which one of these is an advantage of coal?

• it doesn't produce a lot of carbon dioxide

• it is ideal to use for cars

• it is efficient for cooking

• The economic costs are low

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NGSS.HS-ETS1-3

The energy use per unit of gross domestic product.

• Energy intensity

• energy subsidy

• energy density

• energy reserve

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NGSS.HS-ETS1-3

Natural gas is mostly made of

• propane

• Methane

• ethanol

• kerosene