Weathering, Erosion, and Deposition

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The process that breaks down rock and other substances at Earth's surface

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weathering

Front

The geological principle stating that the same processes that operate today also operated in the past is called ...

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uniformitarianism

Front

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

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mechanical weathering

Front

What is it called when wind blows sand against exposed rock, eventually wearing away the rock’s surface? Options: erosion, abrasion, chemical weathering, oxidation

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abrasion

Front

The process by which rock is broken down as a result of a chemical reaction:

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chemical weathering

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Rusting is caused by ...

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oxidation

Front

The process by which natural forces move weathered rock and soil from one place to another

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erosion

Front

The material moved by erosion and created by weathering

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sediment

Front

The process where the agents of erosion lay down sediment

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deposition

Front

The force that moves rocks and other materials downhill (closer to the center of the Earth)

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gravity