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10 Cards in this Set

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  • Back
glacier
A glacier is a thick mass of land.
valley glacier
are small glaciers in mountain areas slowly following narrow stream valleys
alpine glaciers
are also small glaciers in mountain areas slowly following narrow steam valleys
ice sheets
are huge sheets that cover a continent
till
unlayered mixture of soils,gravel,rocks, and boulders
why a glaciers moves
Glacial movement is affected by weight,slope,type of surface, and general size
erratic
is a random boulders left behind by a glacier(not in piles)
striations
scratches/grooves on rocks created as glaciers drag sediments across the suface
horn
a sharp peak at the top of a mountain left after a glacier
arete
is a thin ridge exdending a horn sep. cique