Weathering, Erosion & Deposition

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What is weathering?

Back

The process of breaking down rocks into smaller pieces by natural forces such as wind, water, and ice.

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What is erosion?

Back

The movement of rock or soil from one place to another by water, wind, or ice.

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What is deposition?

Back

The process where sediments are dropped off in a new location after being transported by erosion.

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What is ice wedging?

Back

Ice forming in the small spaces in between two rocks causing the rock to break.

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What is mechanical weathering?

Back

A type of weathering in which rock is physically broken into smaller pieces.

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What is chemical weathering?

Back

The process that breaks down rocks through chemical changes, often involving water and minerals.

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What is a delta?

Back

The end of a river where water and sediments are carried into the sea.

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What is an avalanche?

Back

A rapid flow of snow and ice down a mountain, which is an example of erosion.

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What causes the shape of mountains to change over time?

Back

Weathering and erosion can change mountains into low hills and rolling plains over millions of years.

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What is sediment?

Back

Small pieces of rock, soil, and organic material that can be moved by erosion.