What is base level?
A) The highest elevation streams can be found.
B) The downward limit of erosion.
C) The transition from a straight channel stream to a meandering stream.
D) The gradient line along the longitudinal profile of the stream.
Question 2
________ are flat areas along streams that are created by the deposition of alluvium and is subject to periodic inundation.
A) Terraces
B) Floodplains
C) Riffles
D) Bars