Changing the Shape of Land

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What is erosion?

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Erosion is the process by which natural forces move weathered rock and soil from one place to another.

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NGSS.MS-ESS2-2

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What are the main types of erosion?

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The main types of erosion are water erosion, wind erosion, ice erosion, and gravity erosion.

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NGSS.MS-ESS2-2

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How does water erosion occur?

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Water erosion occurs when rain, rivers, or ocean waves wear away soil and rock.

Tags

NGSS.MS-ESS2-2

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What is wind erosion?

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Wind erosion is the process where strong winds blow away loose particles of soil and sand.

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What role do trees play in erosion?

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Trees help slow down wind erosion by acting as barriers that reduce wind speed and protect the soil.

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What is the impact of floods on land?

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Floods can cause significant water erosion, reshaping landscapes and transporting sediment.

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NGSS.4-ESS2-1

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What is the Grand Canyon an example of?

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The Grand Canyon is an example of land shaped by water erosion over millions of years.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

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What factors influence the rate of erosion?

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Factors include the type of soil, vegetation cover, climate, and the intensity of erosive forces.

Tags

NGSS.MS-ESS2-2

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What is sediment transport?

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Sediment transport is the movement of solid particles, typically due to water, wind, or ice.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

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How can human activities affect erosion?

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Human activities such as deforestation, construction, and agriculture can increase erosion rates.