Drainage pattern that flows into a central pan or a low-lying area

Forms on inclined rock layers that are unequally resistant to erosion.

Drainage pattern that develops on rocks that have uniform resistance to erosion and where tributaries join the main river at acute angles.

Drainage pattern that does not match the geology and topography of the existing landscape

Area drained by a river and its tributaries

High-lying area that separates two different drainage basins

Starting point of a river

Term that describes the main river and its tributaries

Point where the river enters the sea

A high lying that separates two or more drainage basin   

Point along the river where two or more streams mee

Drainage pattern that is maintained even after the land has been uplifted and folded