The Primary Difference Between Slides and Slumps Is That

question 27

Multiple Choice

The primary difference between slides and slumps is that:

• A) slides move much more rapidly than slumps.
• B) in slides, loose material behaves like a solid, and in slumps, loose material behaves like a liquid.
• C) slides occur along a plane surface, and slumps occur along a curved surface.
• D) slides involve fragments of bedrock, whereas slumps involve soil.

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Definitions:

Tectonic Terrane

A fault-bounded body of rock that has a different geologic history than adjacent regions.

Horst and Graben

Geological structures where a horst is a raised block of the earth's crust bordered by faults, and a graben is a lowered block of the earth's crust bordered by parallel faults.

Forearc Basin

A sedimentary basin that lies between the volcanic arc and the trench in a convergent plate boundary.

Sedimentary Unit

A layer of sedimentary rock with distinguishable characteristics that set it apart as a visually identifiable segment of a stratigraphic sequence.