The slope of a stream bed measured at some point along its course is the ____________.
A) base level
B) floodplain
C) stream gradient
D) thalweg

Question

Quizplus · Accepted Answer

The slope of a stream bed is the stream gradient, which is the change in elevation of a stream over a given distance. Choice A (base level) refers to the lowest point to which a stream can erode its channel, while choice B (floodplain) refers to the flat area adjacent to a stream that is covered in water during flooding. Choice D (thalweg) refers to the deepest part of a stream channel.

The Slope of a Stream Bed Measured at Some Point