Exam 14: Mass Wasting: The Work of Gravity

What two circumstances immediately preceded the 4:10 AM April 29, 1903 Frank Slide.

In rugged, youthful mountainous terrains, which is more active, mass wasting or erosion?

Which of the following remedies are not used to stabilize rock faces along the Sea-to-Sky highway?

What removes vegetation from a slope?

Thick accumulations of cohesive, water-saturated materials such as clay are prone to generate ________ as they fail along a spoon shaped, concave-up, rupture.

Solifluction is an important mass wasting process in areas of permafrost.

Slumps characteristically have ________ and move downslope ________ in a series of ________.

What are some preventive measures that can be done to reduce or lessen the impact of mass wasting? (Hint: Think about the controls and triggers of mass wasting.)

How do mass wasting processes differ from erosional ones?

Why was the Alaskan pipeline built above ground and insulated?

The angle of repose in unconsolidated materials varies from ________ depending on the size and cohesion of particles.

The process of ________ occurs when intense ground shaking, during major earthquake shaking, causes water saturated soils to lose their strength and behave as a fluid.

What is the physical mechanism that drives creep?

Oversteepening produces unstable slopes and mass movements in cohesive soils, regolith, and bedrock.

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Slumps do not occur in river banks or eroding sea cliffs.

When and where is solifluction common?

Slumps can occur on oversteepened slopes or by overloading.

Palsas are periglacial mounds of peat with lenses of ice.

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.