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Glossary of glaciers and glacial land forms

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the cheif source of glacial ice is
snow
zone of accumulation
when snowfall is greater than melting & sublimation
glaciers curently cover
only 11% of land area
glaciers create more
pressure than water
glaciers are the most powerful
erosional force
glacers erode by
scraping and plucking materials off the ground
glaciers are
masses of fresh water formed on land
ice bergs
large chunks of glaciers
can be up to 1,000 ft thick
glaciers are collections of
till
Morains
the tem used to describe collections of till that create mounds or ridges upon glaciers
glaciers can move
from 200 feet to as little as centemeters daily

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