chapter 1,section 4 pages 39-42 landforms and waterways
TRANSCRIPT
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Chapter 1,Section 4Pages 39-42
Landforms and Waterways
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• Mountains: towers of rock formed by the collision of the earth’s tectonic plates or by volcanoes
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• World’s tallest mountain: Mount Everest• It is located in the Himalaya mountains in Asia
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• Plains: low-lying stretches of flat land; usually stretch from the middle of a continent to the coast
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• Plateau: flat, but high elevation
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• Valley: lay between mountains and hills; long stretch of land lower than the land on either side
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• Canyons: steep-sided lowlands; rivers have cut through a plateau
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Another example of a canyon
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Trenches: deep valleys in the ocean floor; lowest spots in the earth’s crust
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Why do people decide to live in a particular area?
• Climate: Temp. and Rainfall
• Availability of Resources: freshwater, grow food, catch fish, raise animals
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Bodies of Water
• 70 % of earth’s surface is water; mostly saltwater
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• Strait: narrow body of water between two bodies of water
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• Channel: wider passage than a strait
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• The point at which a river originates/begins is called its source; usually high in the mountains
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• The mouth of a river is where it empties into another body of water
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Another example of a mouth of a river