Earth Science Concepts

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Constructive force

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The process of creating the Earth’s surface.

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Erosion

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The process of moving sediment from one area to another.

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Delta

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A landform made of sand and mud that forms at the mouth of a river and is caused by deposition.

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Fault

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A break in Earth’s crust where rock on one side moves in relation to rock on the other side.

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Deposition

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The dropping of weathered rock by wind or moving water.

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Sand Dune

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A large mound of sand formed by the wind.

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Destructive force

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The process of destroying the Earth’s surface.

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Weathering

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The breaking down of rocks on Earth’s surface into smaller pieces.

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Earthquake

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A shaking of the Earth’s surface caused by the movement of tectonic plates.

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Volcano

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A place where hot gases, smoke, and melted rock come out of the ground onto Earth’s surface.