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Geography Glaciation > Periglacial Landforms > Flashcards

Periglacial Landforms Flashcards

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1
Q

Ice Wedges (Freeze thaw)

A

-Created by freeze thaw weathering

-Ground contracts, cracks, and is filled by meltwater, which freezes/ melts and expands creating ice wedge

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2
Q

Patterned Ground (Freeze thaw)

A

-Extensive ice wedges create patterns shaped like polygons

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3
Q

Blockfields (Freeze thaw/Frost shatter)

A

-Repeated freeze thaw in rocks creates areas of angular rock fragments in situ

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4
Q

Pingos

A

-Frost heave causes flat, wide, dome shaped hills to appear

-Closed and open systems

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5
Q

Solifluction lobes

A

-Active layer saturated and slumps downhill creating lobes

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Geography Glaciation (15 decks)

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