Weathering

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What is weathering?

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Weathering is the process that breaks down rocks into smaller pieces through natural forces like water, wind, and temperature changes.

Tags

NGSS.MS-ESS2-2

Front

How does freezing water cause weathering of rocks?

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Freezing water expands in cracks of rocks, causing them to break apart.

Tags

NGSS.MS-ESS2-2

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What is an example of chemical weathering?

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Rust forming on rocks is an example of chemical weathering.

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What can cause rocks to become smoother over time?

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Water from a river flowing over them can cause rocks to become smoother.

Tags

NGSS.MS-ESS2-4

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What is physical weathering?

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Physical weathering is the breaking down of rocks without changing their chemical composition, often due to temperature changes or freezing.

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What is erosion?

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Erosion is the process by which weathered rock and soil are moved from one place to another by wind, water, or ice.

Tags

NGSS.MS-ESS2-2

Front

What role does water play in weathering?

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Water can cause both physical and chemical weathering by freezing in cracks or reacting with minerals in rocks.

Tags

NGSS.MS-ESS2-2

Front

What is the difference between weathering and erosion?

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Weathering breaks down rocks, while erosion moves the broken pieces away.

Tags

NGSS.MS-ESS2-2

Front

What is an example of physical weathering?

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An example of physical weathering is rocks breaking apart due to freeze-thaw cycles.

Front

How does wind contribute to weathering?

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Wind can carry sand and small particles that wear down rocks over time.

Tags

NGSS.MS-ESS2-2