UPDATE 2026
T/F, Creep is a faster mass wasting process than debris flows - Answers False
T/F, Increasing the water content of a slope can lead to instability. - Answers True
The key driving force behind slope failure is ... - Answers gravity
Which of the following factors can help to stabilize unstable slopes? - Answers increasing the
vegetation on the slope
What is TRUE about the angle of repose? - Answers -all of the choice are TRUE
-it is about 35 degrees for sand
-it is based on the type of material that comprises the slope
-it is a characteristic of a given slope
-it is steeper if the slope is comprised of broken pieces of rock
-all of the choices are TRUE
What is used by geologists to classify slope movements? - Answers -all of the choices are correct
-the type of rock or soil involved
-the amount of moisture in the material
-how the material moves, whether along a track or along a plane
-how fast the material moves (fast, slow)
-all of the choices are correct
The fastest of all mass movements is ... - Answers fall
Which of the following factors can contribute to mass movement? - Answers -all of the choices
are correct
-rainy weather
-steepening slopes