Chapter 3 4th grade study guide

Front

What is a nonrenewable resource?

Back

A nonrenewable resource is a natural resource that cannot be replaced or regenerated quickly enough to keep up with its consumption, such as oil, coal, and natural gas.

Front

What is an example of a nonrenewable resource?

Back

Examples of nonrenewable resources include coal, oil, and natural gas.

Front

Why are nonrenewable resources considered a disadvantage?

Back

They are considered a disadvantage because they cannot be easily replaced after being used up.

Front

What type of rock is formed from compressed layers of fine particles?

Back

Sedimentary rock.

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Front

What is sedimentary rock?

Back

Sedimentary rock is a type of rock that is formed by the accumulation and compaction of mineral and organic particles.

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Front

What natural processes contribute to the formation of coal, oil, and natural gas?

Back

These resources are formed from the decomposition of organic matter over millions of years.

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Front

Why are coal, oil, and natural gas classified as nonrenewable resources?

Back

They are classified as nonrenewable because we are using them faster than nature can replace them.

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Front

What natural element can change the shape of a mountain valley over time?

Back

A glacier.

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Front

What is the role of glaciers in shaping landforms?

Back

Glaciers can carve out valleys and shape mountains through erosion.

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Front

What is the classification of resources like oil and natural gas?

Back

They are classified as nonrenewable resources.