(in) Write short notes\on :(a) Waterfall(b) Potholes

1.	(in) Write short notes\on :(a) Waterfall(b) Potholes
Answer» Awaterfallis a place where water flows over a vertical drop or a series of steep drops in the course of astreamorriver. Waterfalls also occur wheremelt waterdrops over the edge of a tabularicebergorice shelf. Often, waterfalls form as streams flow from soft rock tohard rock. This happens both laterally (as a stream flows across the earth) and vertically (as the stream drops in a waterfall). In both cases, the soft rock erodes, leaving a hard ledge over which the stream falls.

Answer»

Awaterfallis a place where water flows over a vertical drop or a series of steep drops in the course of astreamorriver.

Waterfalls also occur wheremelt waterdrops over the edge of a tabularicebergorice shelf.

Often, waterfalls form as streams flow from soft rock tohard rock.

This happens both laterally (as a stream flows across the earth) and vertically (as the stream drops in a waterfall).

In both cases, the soft rock erodes, leaving a hard ledge over which the stream falls.

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