Major Relief Features (Landforms) of Continental Areas.

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Major Relief Features (Landforms ) of Continenta l Areas

Transcript of Major Relief Features (Landforms) of Continental Areas.

Page 1: Major Relief Features (Landforms) of Continental Areas.

Major Relief Features (Landforms) of Continental Areas

Page 2: Major Relief Features (Landforms) of Continental Areas.

The brown area shows the part of the North American continent that has been stable for over 600 million years. This region is made up of a basement older Precambrian metamorphic and igneous rock that is mostly covered by a relatively thin cover of younger sedimentary rock. Geologists call these long-stable continental cores cratons.

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The Canadian or Laurentian Shield (Craton)

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Stable Platform area

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Old Fold Mountains

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Atlantic Coastal Plain

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Atlantic Continental Shelf

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Atlantic Continental Slope

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Young Fold Mountains:

Cordillera:

Accretionary Belt:

And Volcanoes

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Nearby ocean feature - Deep Sea Trench

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Batholith igneous rock cores to mountain ranges

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Volcanoes: Mount Rainier in the Cascade Range