Question

Deep long vertical cut glaciates mountain into sea is called as

Answer 1

Answer:

Glacial valley, also called glacial trough, stream valley that has been glaciated, usually to a typical catenary, or U-shaped, cross section. U-shaped valleys occur in many parts of the world and are characteristic features of mountain glaciation. ... When the glaciers melt

Answer 2

Answer:

Glacial valley is the answer