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continental glacier
A glacier that covers much of a continent or large island
glacier
A large mass of moving ice and snow on land
valley glacier
A long, narrow glacier that forms when snow and ice build up in a mountain valley
moraine
A ridge formed by the till deposited at the edge of a glacier.
kettle
A small depression that forms when a chunk of ice is left in glacial till
Abrasion
The grinding away of rock by other rock particles carried in water, ice, or wind
plucking
The process by which a glacier picks up rocks as it flows over the land
till
The sediments deposited directly by a glacier
ice age
any period of time during which glaciers covered a large part of the earth's surface