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7.13: Landforms from Glacial Erosion and Deposition

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

TermDefinition
glacial erratic Large boulder with a different rock type or origin from the surrounding bedrock.
glacial striations Long, parallel scratches carved into underlying bedrock by moving glaciers.
glacial till Any unsorted sediment deposited by glacial ice.
hanging valley A cliff where a large glacier cut off the U-shaped valley of a tributary glacier.
moraine Linear deposit of unsorted, rocky material on, under, or left behind by glacial ice.
plucking Removal of blocks of underlying bedrock as meltwater seeps into cracks and freezes.
varve Paired deposit of light-colored, coarser sediments and darker, fine-grained sediments deposited in a glacial lake that represent an annual cycle.

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Difficulty Level:
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Date Created:
Feb 24, 2012
Last Modified:
Aug 07, 2016
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