Exam 17: Streams and Floods: the Geology of Running Water

Ultimately,the base level of a stream valley can be no lower than ________.

V-shaped stream valleys result from the downcutting of stream erosion and ________.

Which of the following is NOT true? A 100-year flood ________.

Braided streams ________.

The figure below shows an example of a ________ drainage network.

Within a meander,where is sediment most likely to be deposited?

Along a uniform and steep slope of relatively weak substrate,a ________ drainage network is expected.

Moving away from its headwaters/source,the flow of a stream usually becomes more ________.

The total sediment load of a stream consists of all of following EXCEPT the ________ load.

The lowest elevation to which a stream can downcut is the ________.

The figure below shows an example of a ________ drainage network.

Geological evidence suggests that many millions of years ago,the Amazon basin drained toward the west rather than the east.What caused this drainage reversal?

The figure below shows an example of a ________ drainage network.

The deepest part of a curved stream channel,where the flow is fastest,is called the ________.

Along a large cone-shaped volcano,a ________ drainage network is expected.

The stream gradient of most rivers ________.

A small mountain stream will have a ________ competence and a ________ capacity than the Mississippi River.

All else being equal,water will flow faster in a stream with ________ and a ________ wetted perimeter.

Which type of drainage network is associated with badlands topography?

The shape of a delta is primarily determined by ________.