Erosional Landforms Flashcards

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1
Q

What are the 3 types of glacial landform?

A

Macro
Meso
Micro

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2
Q

Macro scale erosional landforms

A

Cirques
Aretes
Pyramidal peaks
Glacial troughs

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3
Q

Meso scale erosional landforms

A

Roches moutonnées
Crag and tail
Subglacial meltwater channels

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4
Q

Micro scale erosional landforms

A

Striations

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5
Q

Types of landform order of scale

A

Macro
Meso
Micro

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6
Q

Which landforms may occur in relation to a glacial trough?

A

Truncated spurs
Hanging valleys
Ribbon lakes
Paternoster lakes

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7
Q

Describe the formation of a cirque

A

Erosion of a nivation hollow
Snow accumulates + compaction
Freeze thaw, chemical weathering + melting snow remove material

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8
Q

What is scree?

A

Mass of loose stones that cover a slope on a mountain

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9
Q

Hanging Valley

A

Tributary Glacier
Valley erosion occurs perpendicular to trough
Leaves 2nd valley ‘above’ trough

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