Chapter 8 Energy and Resources (5th grade)

Fossil fuels such as oil, coal, and natural gas are formed —

• on the Earth’s surface

• deep underground

• by the ocean’s waves

• from the sun’s rays

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Most of the energy used in the United States comes from —

• nonrenewable sources

• renewable sources

• wind energy

• solar power

How does the technology shown transform energy?

• Radiant energy → Mechanical energy

• Electrical energy → Radiant energy

• Thermal energy → Mechanical energy

• Mechanical energy → Electrical energy

From what natural resource are fossil fuels created?

• Sunlight

• Rocks and minerals

• Decayed plants and animals

• Wind and water

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Hydroelectric power produces energy using —

• wind

• sunlight

• moving water

• coal

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A student found an endangered plant growing beside a park walking trail. The student gathered seeds from the plant and grew them indoors. Later, the new seedlings were planted back in the park. This is an example of —

• reduce, reuse, recycle

• resource renewal

• nonrenewable energy

• natural disasters

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Which energy source would decrease in power during a drought?

• 
• 
• 
• 

Fossil fuels are considered nonrenewable because they —

• take millions of years to form

• can easily be replaced by humans

• cause pollution when burned

• burn up at a faster rate than renewable resources

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What are FOUR harmful consequences of energy use?

• Air pollution

• Habitat loss

• Loss of wildlife

• Water pollution

• Never replacing renewable sources

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Why is it necessary for people to find and use new forms of energy?

• Fossil fuels no longer exist on Earth.

• Fossil fuels are unlimited.

• Wind, solar, and water power are nonrenewable resources.

• Coal, oil, and natural gas are nonrenewable resources.

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