Geography, Plateau, Mesa and Buttes – Flashcards
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This is a raised bit of land in the desert, what is it called?
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Plateau
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What do desert Plateau's have?
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A flat top
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What is a desert Plateau made out of?
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Hard rock
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What is broken of the Plateau by weathering?
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The weak rock
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Why is the desert floor hard?
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The sun heats it and there is less then 25cm3 of rain a year.
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What happens when water can't get into the soil?
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Flash floods
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What does the flash flood do?
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Creates erosion
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What happens after the flash floods?
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The platform of the Plateau is smaller
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What is created?
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A Mesa
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How are Plateau's and Mesa's similar?
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They both have flat tops
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How are Plateau's and Mesa's different?
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A mesa is smaller
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What happens to the Mesa's?
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They continue to weather away, the rocks on the top begin to fall of.
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What happens when the Mesa's top is no longer flat?
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It is a Butte
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What do Butes have?
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A pointed top
