Exam 13: Unsafe Ground: Landslides and Other Mass Movements

Which type of trigger would be more likely to cause slope failure along a newly built roadway?

For dry,fine-grained sediments,the angle of repose is typically between ________ and ________ degrees.

What is the most effective means of mitigating the risk of a slope failure for the slope shown in the figure below?

Slope failures are more likely to occur in ________ than in ________.

The ________ in the sequence of sedimentary rocks shown below may become a failure surface.

________ is a region that is plagued by mass wasting events.

A(n)________ area would be most likely to experience a slope failure.

As ________ occurs,intact rock is broken down into smaller,weaker pieces called sediment.

If all else is equal,which situation would be the most stable?

Which of the following factors decreases the risk of mass movement?

Moisture among sediment grains ________.

Weathering is a failure trigger because it ________ of the material.

Describe the similarities and differences between a debris flow and a debris slide.

________ is more likely to experience lahars.

Slope failures are most likely to occur in ________ conditions.