Watersheds and Wetlands Review

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What is a watershed?

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A watershed is an area of land where all the water that falls on it drains into a common body of water, such as a river, lake, or ocean.

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NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

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What are wetlands?

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Wetlands are areas where water covers the soil, either permanently or seasonally, and they support a variety of plant and animal life.

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NGSS.MS-LS2-5

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How do humans affect watersheds and wetlands?

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Humans affect watersheds and wetlands by polluting, destroying, overbuilding, and altering natural landscapes.

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NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

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Why are wetlands important?

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Wetlands are important because they act as natural filtering systems, improve water quality, provide habitat for wildlife, and help control flooding.

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NGSS.MS-LS2-3

NGSS.MS-LS2-4

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What is a tributary?

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A tributary is a stream or river that flows into a larger river or lake.

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What is erosion?

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Erosion is the process by which soil and rock are removed from the Earth's surface by wind, water, or ice and transported to another location.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

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What is runoff?

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Runoff is the flow of water that occurs when excess rainwater, meltwater, or other sources flows over the Earth's surface.

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NGSS.MS-ESS2-4

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What is deposition?

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Deposition is the process by which sediments, soil, and rocks are added to a landform or land mass.

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NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

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What is the role of wetlands in flood control?

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Wetlands help absorb excess rainwater and reduce the risk of flooding by acting like sponges.

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NGSS.HS-LS2-7

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What is the difference between weathering and erosion?

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Weathering is the breaking down of rocks and minerals, while erosion is the movement of those materials from one place to another.

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NGSS.MS-ESS2-2