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ConcepTest: Stream Diversion Structure #1

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

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.

Stream Diversion Structure Diagram

Along the course of the diversion, the stream gradient will be ___________ than the gradient along the existing meander bend.

a. greater
b. less than
c. the same

Student Responses:

No data yet. The correct response is a.

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