How is an arête formed? A col? A horn? Briefly differentiate among them. Differentiate between two forms of glacial drift—till and glacial outwash. What is a morainal deposit? What specific moraines...

How is an arête formed? A col? A horn? Briefly differentiate among them. Differentiate between two forms of glacial drift—till and glacial outwash.

What is a morainal deposit? What specific moraines are created by alpine glaciers? What is a common depositional feature encountered in a till plain?