Weathering and Erosion Review

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What is weathering?

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Weathering is the process of breaking down rocks into smaller pieces through mechanical or chemical means.

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What is erosion?

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Erosion is the movement of weathered materials from one place to another, often by water, wind, or ice.

Tags

NGSS.MS-ESS2-4

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What is sediment?

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Sediment is material that has been broken down from rocks and is carried away by erosion.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

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What causes erosion?

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Erosion can be caused by flowing water, wind, ice, and gravity.

Tags

NGSS.MS-ESS2-2

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What is mechanical weathering?

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Mechanical weathering is the physical breakdown of rocks without changing their chemical composition.

Tags

NGSS.MS-ESS2-2

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What is chemical weathering?

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Chemical weathering involves the chemical alteration of minerals in rocks, changing their composition.

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How does freezing and thawing affect rocks?

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Freezing and thawing can gradually break down rocks into smaller pieces.

Tags

NGSS.MS-ESS2-2

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What is deposition?

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Deposition is the process where sediment is laid down in new locations after being transported by erosion.

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NGSS.MS-ESS2-3

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What is a delta?

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A delta is a landform created by the deposition of sediment at the mouth of a river.

Tags

NGSS.MS-ESS2-2

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What is mass wasting?

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Mass wasting is the movement of rock and soil down a slope due to gravity.

Tags

NGSS.MS-ESS3-2