Chapter 12: Glacial & Periglacial Landscapes Flashcards

1
Q

Glacier

A

Slow-moving rivers of ice: formed from continual automation of ice

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2
Q

Alpine Glaciers

A

located in mountain environments

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3
Q

Alpine Glacier: Valley Glacier

A

Form in mountain flow though a valley

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4
Q

Alpine Glacier: Piedmont Glacier

A

The glacier was confined by valley walls until it entered the pied mont area and spread out.

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5
Q

Alpine Glacier: Tidewater Glacier

A

Ends in a body of water

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6
Q

Glacial Mass Balance

A

indication of whether the glacial is expanding or reteeing

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7
Q

Accumulation Zone

A

Where snowfall and other misoter will fall and increase the size of the glacier

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8
Q

Ablation Zone

A

there is a decrees in the size of the glacier thourge melting or sublamtion or calfing

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9
Q

Equilibrium line

A

the line bwteen accumulstion zone and ablation zone

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10
Q

Crevasses

A

virtical crackes that devolope in glacier

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11
Q

Striation

A

a very long scract along a glacier

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12
Q

Cirques

A

blow shaped features start of alpine glacier

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13
Q

Arete

A

a very sharp or norrow ridge line

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14
Q

Col

A

saddle like drpeersion

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15
Q

Glacial Erratics

A

big rocks travported by galicers after the galicer retreeted.

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16
Q

Tarn

A

Small lake formed in the cirque

17
Q

Rouche Moutonnee

A

an acmertrical hill that ws motifed by glacial acttivetiy