Weathering and erosion

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What is weathering?

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Weathering is the process of breaking down rocks and minerals into smaller pieces through physical, chemical, or biological means.

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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 and transported to another location.

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 into smaller pieces without changing their chemical composition.

Tags

NGSS.MS-ESS2-2

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What is an example of erosion?

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Sand being pulled away from a beach by waves.

Tags

NGSS.MS-ESS2-2

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What is abrasion?

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Abrasion is the scraping away of materials from the surface of rocks due to friction and contact with other materials.

Tags

NGSS.MS-ESS2-2

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What are sediments?

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Sediments are materials deposited by wind, water, or glaciers, often forming layers in the Earth's crust.

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NGSS.MS-ESS2-1

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What is chemical weathering?

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Chemical weathering involves the chemical alteration of minerals in rocks, often leading to their dissolution.

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NGSS.MS-PS1-2

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What role do glaciers play in erosion?

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Glaciers erode the landscape by scraping and carving out valleys as they move.

Tags

NGSS.MS-ESS2-2

Front

What is the difference between weathering and erosion?

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Weathering breaks down rocks in place, while erosion involves the movement of those broken materials to new locations.

Tags

NGSS.MS-ESS2-2

Front

What is a landform?

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A landform is a natural feature of the Earth's surface, such as mountains, valleys, and plateaus, shaped by weathering and erosion.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3