A band of moraine along the centre of the glacier formed when two glaciers join, their lateral moraines meeting to form the central band of debris.
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Card 19
Front
Material from a terminal moraine washed down stream may be deposited as an...
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Card 20
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An erosional process. Ice freezes to rocks surrounding the glacier. As the glacier moves the rocks are pulled with the ice to which they are attached. This results in the pieces or rock being pulled away from the bed and sides of the valley.
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Card 21
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A pyramid shaped peak formed when cirques develop all around a mountain. As the cirques erode backwards and meet each other a very sharp and jagged peak is formed.
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Card 22
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The rocks are smooth on the upstream side and have rough, plucked surfaces on the downstream side. The upstream surface is often marked with striations
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Card 23
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Scratch marks found on rocks which were eroded by glaciers. These are parallel to the direction of ice movement.
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Card 24
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A lake which forms in the hollow base of a cirque
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Card 25
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A river cut spur cut off by glaciation of a former river valley. Usually has an abrupt and near vertical end
