GPH113 - Landslides Quiz
What could be a trigger for a landslide?
Water, storms, and earthquakes are all triggers
The rate at which rocks weather depends upon
all of these
Rock broken into smaller pieces is an example of
physical weathering.
Water expands as much as 9 percent of its volume when it freezes. That's a type of
physical weathering.
The steepest slope possible in unconsolidated dry materials is known as the angle of ___________________.
repose
Karst topography means the location could have disappearing rivers and
sinkholes.
Slump and slide are types of:
slope failures
Other than the rock itself, the most important chemical substance needed for the majority of weathering processes is
water.
What is the general term for downslope movement?
Mass wasting
A collection of material at the bottom of a slope that accumulates from rock falls is called ______________.
NOT bedding plane
Adding water to a slope can increase the driving force.
True
Oversteepening is an example of slope modification.
True
A slope failure where rocks become dislodged and fall downslope:
fall
Removing vegetation from a slope can increase the resisting force.
false
The main driving force is
gravity