Exam 15: River Systems and Landforms

A drainage system that maintains its original course and pattern as it erodes into underlying horizontal beds of different structure than that in which the system evolved is called a

Yazoo streams are blocked from joining the main river in a flood plain due to the presence of natural levees.

When a dam and reservoir are constructed, the natural response of the river and its channel gradient come under the control of

Erosion of the walls of a channel normally occurs on the outside curve of a meander.

Which of the following does not favor delta formation?

Steep slopes and some relief generally produce which drainage pattern?

Stream velocity is often measured for different subsections of a stream cross section using a moveable current meter.

The average size of sediment in a natural levee is ________ that found in the surrounding floodplain.

The effect of urbanization on a typical stream hydrograph is to

This landform results from when water exists a constricted channel and loses velocity.

Entrenchment of a channel occurs because

Floodplain formation occurs while a stream is downcutting rapidly.

Drainage divides control into which basin surface runoff drains.

The suspended load of a stream consists of particles that are