Erosion & Deposition

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What is erosion?

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Erosion is the process by which soil, rock, or other surface material is worn away and removed from one location to another, often by wind, water, or ice.

Tags

NGSS.MS-ESS2-2

Front

What is deposition?

Back

Deposition is the geological process in which sediments, soil, and rocks are added to a landform or land mass, often occurring after erosion.

Tags

NGSS.MS-ESS2-2

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True or False: The landforms on Earth are constantly changing, but the changes are often so slow that we don't notice them.

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True

Tags

NGSS.MS-ESS2-2

Front

What formation is created when water slows down and deposits sand?

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A sandbar.

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How does deposition change the Earth’s surface over time?

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Deposition can form new land features.

Tags

NGSS.MS-ESS2-2

Front

What is a sea stack?

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A sea stack is a coastal rock formation that is isolated from the mainland, formed by erosion.

Tags

NGSS.MS-ESS2-2

Front

What factors affect the rate of erosion?

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Factors include weather/climate, topography, and type of rock.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Front

What is a moraine?

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A moraine is a landform made of glacial debris, formed by the accumulation of dirt and rocks that have been pushed along by a glacier.

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What is an esker?

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An esker is a long, winding ridge of stratified sand and gravel, formed by glacial meltwater.

Tags

NGSS.MS-ESS2-2

Front

What is an outwash?

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Outwash is sediment that has been transported by meltwater from a glacier and deposited in a broad area.

Tags

NGSS.MS-ESS2-2