Glacial Erosion Landforms - Aretes and Pyramidal Peaks Flashcards Preview

Geography - Ice on the Land BBC BITESIZE > Glacial Erosion Landforms - Aretes and Pyramidal Peaks > Flashcards

Flashcards in Glacial Erosion Landforms - Aretes and Pyramidal Peaks Deck (5)
Loading flashcards...
1

What is an arete?

A knife-edge ridge.

2

How is an arete formed?

When two neighbouring corries run back to back.
Each glacier erodes either side of the ridge, the edge becomes steeper and the ridge becomes narrower

3

Give an example of an arete?

Striding Edge found on Helvellyn Lake District.

4

How is a pyramidal peak formed?

Where 3 or more corries and aretes meet.
Glaciers have carved away at the top of a mountain creating a sharply pointed summit.

5

Give an example of a pyramidal peak?

Matterhorn.
Alps.