Exam 15: River Systems

Which of the following landforms is correctly matched with a drainage pattern?

Define the following terms: drainage basis,drainage divide,interfluve,and valley.

Which is a meander that becomes isolated from the rest of the river?

This graph,showing the effects of urbanization on streamflow over time,is an example of which of the following?

What prevents a yazoo tributary stream from joining with the main river in an area?

Where are braided streams found?

Which is an interruption in a stream's graded profile of equilibrium?

A flood recurrence interval of 100 years means that floods of that size will occur only once every 100 years.

Which is a stream that maintains an equilibrium between the processes of erosion and deposition and,therefore degradation and aggradation?

Only larger rivers and streams have their own drainage basins.

Drainage basins are closed systems in terms of matter.

How does the average size of sediment in a natural levee is compare to that found in the surrounding floodplain?

Which primarily results in rectangular drainage patterns?

Which streams flow year-round,fed by snowmelt,rainfall,groundwater,or a combination thereof?

Which are the small,ephemeral grooves into which overland flow can concentrate?

The ultimate base level is sea level.

Which of the following is correctly matched?

Describe the formation of alluvial fans and bajadas.

Steep slopes and some relief generally produce which drainage pattern?

A drainage basin is defined by ridges that form drainage divides.