Landscapes Shaped by Stream Erosion
Which of the following influence the development of landforms through fluvial erosion?
a. tectonic activity
b. lithology
c. geologic structure*?
d. climate
e. all of these*
An area consisting of mudstones and shales will likely exhibit gentler slopes than those composed of hard
metamorphic and igneous rocks
a. True*
b. False
The Appalachian Mountains are dominated by many examples of this topography
a. hogback
b. ridge and valley*
c. dome
d. cuesta
In which area would stream erosion be a more important factor in rapidly forming landscapes?
a. Himalayas*
b. Louisiana
c. The Great Plains
d. The Amazon delta
The potential energy of water is greater in steeper areas than in areas of high relief
a. True*
b. False
High drainage densities are usually related to
a. low rates of erosion
b. moderate rates of erosion
c. high rates of erosion*?
d. areas with high aggradation rates
The Appalachians are characterized by this type of drainage
a. radial drainage
b. annular drainage
c. trellis drainage*
d. dendritic
In an area where tectonic uplift has formed a ridge and a stream cut into the ridge as it was developing. This
stream is termed
a. superimposed*?
b. antecedent
c. precedent
d. all of these
Stream capture usually results from headward erosion across a divide separating drainage systems
a. True*
b. False
According to John Hack landscapes are in dynamic equilibrium when the slopes of hills and valleys do not
change over time
a. True*
b. False
The Black Hills of South Dakota exhibit
a. radial drainage
b. annular drainage*
c. trellis drainage
d. dendritic drainage
For what is William Morris Davis known?
a. dynamic equilibrium,
b. cycle of peneplanation
c. cycle of erosion
d. the Father of Geomorphology
What can cause stream rejuvenation?
a. subsidence
b. tectonic uplift*
c. increase in sediment load
d. increase in temperatures
In the cycle of erosion, landscapes are worn down to __
a. monadnocks
b. basins
c. domes
d. peneplains*
e. pedophiles