Energy

What is one similarity among oil, coal, and natural gas?

• They are all petrochemicals.

• They all must be processed in a refinery.

• They are all gases at room temperature.

• They are all formed from the remains of dead organisms.

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Fossil fuels take hundreds of millions of years to form, and therefore are considered _______________ energy sources.

• Renewable

• Nonrenewable

• Reusable

• Disposable

Which of the following is not a biomass fuel?

• Gasohol

• Methane from landfills

• Hydrogen

• Sugar cane wastes

Running water can be used as an energy source to produce ______________ power.

• Wind

• Electric

• Hydroelectric

• Hydrogen

Which of the following is not a fossil fuel?

• oil

• coal

• natural gas

• wood

How does increasing the efficiency of energy use help preserve energy resources?

• By increasing the energy resources available

• By doing less work while giving off more heat

• By using less energy to do the same amount of work

• By increasing the amount of energy needed to generate electricity

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What is efficiency?

• The percentage of energy that is lost to the environment as heat

• The percentage of energy that is used to perform work

• The percentage of energy that is conserved when work is done

• The percentage of energy that is wasted when electronics are left on

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How does a nuclear power plant produce energy?

• With solar panels

• Through nuclear fission reactions

• With geothermal

• Through nuclear meltdown reactions

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_______________________ involves using less energy, helping energy resources last longer.

• Energy conservation

• Energy efficiency

• Energy immersion

• Energy preserves

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Why are fossil fuels nonrenewable?

• They are man-made.

• They are difficult to transport.

• They have a low energy ratio.

• They take hundreds of millions of years to form.

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