ConcepTest: Stream Gradient

ConcepTest questions by David McConnell, David Steer , Walter Borowski, Jeffrey Dick, Annabelle Foos, Jeffrey Knott, Alvin Konigsberg, Michelle Malone, Heidi McGrew, Kathie Owens, and Stephen Van Horn
This material was originally created for Starting Point:Introductory Geology
and is replicated here as part of the SERC Pedagogic Service.

Question:

The town of Pleasantville is located at a meander bend in a floodplain. In order to reduce the threat of property loss due to erosion, Pleasantville's engineer proposes the construction of the diversion structure shown in the diagram below.

Along the course of the diversion, the stream gradient will be __________ than the gradient along the existing meander bend.
Stream Gradient
a. greater
b. less than
c. the same

Student Responses:

No data yet. The correct response is A.

If you would like to help acquire more Before and After statistics for this example, please contact the authors (see link at top of page).

References and Notes:

Advertisement