As a stream changes from its headwaters to its mouth, which of the following is not likely to occur? A) Flow velocity decreases. B) Sediment size gets smaller downstream. C) The volume of water increases. D) The channel gets smoother. E) The channel gets wider downstream.

Question

Quizplus · Accepted Answer

Flow velocity typically increases as a stream moves downstream due to the effects of gravity and the accumulation of water from tributaries.

As a Stream Changes from Its Headwaters to Its Mouth