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What are the two main processes that glaciers use to erode the landscape?
Plucking and Abrasion
Define Abrasion
Rocks scraping and smoothing the surface they pass
Define Plucking
Friction causes ice to melt, the meltwater flows into cracks, refreezes and then pulls the rock along
Define Cirque
A large hollow on the side of a mountain
Define Tarn
A lake inside a cirque
Define Pyramidal Peak
Steep-sided pyramid-shaped mountain, eroded on all sides by a cirque
Define Arête
A narrow steep-sided ridge, usually between two cirques.
Define Paternoster Lake
When ribbon lakes are intertwined they are known as paternoster lakes
Define Truncated Spur
an interlocking spur that has had it's 'head' removed.
Define Hanging Valley
A small tributary valley that hangs above the main glaciated valley
What shaped valley does a glacier form?
U-shaped Valley
What is the name of materials found on the surface of a glacier?
Supraglacial
What is the name of materials found on the within a glacier?
Englacial
What is the name of materials found underneath a glacier?
Subglacial
Name one country in which you can find glaciers?
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Name one country in which you can find glaciers?
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