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20 Cards in this Set

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Ablation
snow/ice accumulation is lost
Abrasion
glacial ice and its rock load slides over bedrock and smothes and polishes the surface.
Alpine glacier
(valley glacier)-a stream of ice bound by precipitous rock walls which flows downvalley from a snow accumulation point near its head.
aretes
sharp-edged ridges
Calving
when large ice chunks break off the glacier causing icebergs
Cirque
A large bowl-shaped depression surrounded by rock wall on 3 sides. Associated w/ alpine glaciers. Area of snow accumulation and ice formation.
Crevasses
Cracks due to tension
Drumlin
Asymmetrical hills made of till-the steep side faces direction from which glacier advanced. The gentle slope side points to direction the ice is going
End moraine
ridge of till formed at the terminus of a glacier.
Eskers
ridges made of sand and gravel deposited by meltwater from still glaciers.
Ablation
snow/ice accumulation is lost
Abrasion
glacial ice and its rock load slides over bedrock and smothes and polishes the surface.
Alpine glacier
(valley glacier)-a stream of ice bound by precipitous rock walls which flows downvalley from a snow accumulation point near its head.
aretes
sharp-edged ridges
Calving
when large ice chunks break off the glacier causing icebergs
Cirque
A large bowl-shaped depression surrounded by rock wall on 3 sides. Associated w/ alpine glaciers. Area of snow accumulation and ice formation.
Crevasses
Cracks due to tension
Drumlin
Asymmetrical hills made of till-the steep side faces direction from which glacier advanced. The gentle slope side points to direction the ice is going
End moraine
ridge of till formed at the terminus of a glacier.
Eskers
ridges made of sand and gravel deposited by meltwater from still glaciers.