Which of the following landforms is not formed by glacial erosion?
A. Cirques
B. drumlin
C. U-shaped Valley
D. Horn
查看答案
A(n) ________ is a sharp, knife-edged ridge that forms between two valley glaciers.
A. Horn
B. Arête
Cirques
D. Moraine
The continental glaciers are enormous, thick ice sheets covering vast areas of continents. They are not confined to valleys, but spread over all the land surfaces.
On the basis of size and shape, we can easily divide glaciers into two general types, the valley glacier or mountain glacier.
The snowline is a momentary line delimiting an area or altitude with complete snow cover in summer. It is also called firn line.