Weathering and Erosion

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What is weathering?

Back

The process of breaking down rocks into smaller pieces through physical or chemical means.

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What is erosion?

Back

The movement of weathered rock and soil from one location to another, often by water, wind, or ice.

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What is a delta?

Back

A landform created where a river meets a body of water, depositing sediment at its mouth.

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What is chemical weathering?

Back

The breaking down of rocks through a chemical process that changes the rock's chemical composition.

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What is mechanical weathering?

Back

The physical breakdown of rocks into smaller pieces without changing their chemical composition.

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What is an oxbow lake?

Back

A crescent-shaped lake formed when a river bends and cuts off a section of its own channel.

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What are stalagmites and stalactites?

Back

Mineral formations that grow from the ground up (stalagmites) or from the ceiling down (stalactites) in caves due to dripping water.

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What are the two main agents of chemical weathering?

Back

Water and oxygen.

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How does wind contribute to erosion?

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Wind can carry small particles of soil and sand over long distances, reshaping landscapes.

Front

What role does water play in erosion?

Back

Water can erode rocks and soil by flowing over them, carrying away sediment.