A mountain with three or more arêtes on its flanks is called a
A) horn.
B) hanging valley.
C) glacial trough.
D) tarn.
E) cirque.

Question

Quizplus · Accepted Answer

A horn is a mountain peak with three or more arêtes on its flanks, formed by the erosion of glaciers from three or more sides of a peak. Hanging valley refers to a valley that is higher in elevation than the main valley, glacial trough is a U-shaped valley carved by glaciers, tarn is a lake formed in a cirque, and cirque is a bowl-shaped depression on a mountain.

A Mountain with Three or More Arêtes on Its Flanks