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Questions and Answers
What is the upper limit of particle size for material described as EARTH?
What is the upper limit of particle size for material described as EARTH?
- 2mm (correct)
- 0.06mm
- 2.5mm
- 0.5mm
What distinguishes a debris flow from other types of flow?
What distinguishes a debris flow from other types of flow?
- Moving material must be loose and capable of 'flow' (correct)
- Slow and gradual movement influenced by gravity
- Occurs on moderate slopes under dry conditions
- Consists mainly of silt-size particles or smaller
What is the defining characteristic of a mudflow?
What is the defining characteristic of a mudflow?
- Material is wet enough to flow (correct)
- Occurs only in dry conditions
- Forms elongate flows on steep slopes
- Consists mainly of large boulders and rocks
In which type of movement does the material descend largely by falling, bouncing, or rolling?
In which type of movement does the material descend largely by falling, bouncing, or rolling?
What is the primary factor that defines a spread?
What is the primary factor that defines a spread?
What differentiates a debris avalanche from a debris flow?
What differentiates a debris avalanche from a debris flow?
What is the main reason for a landslide to occur?
What is the main reason for a landslide to occur?
How can extreme rainfall contribute to triggering a landslide?
How can extreme rainfall contribute to triggering a landslide?
What is a key role of lateral confining forces in preventing landslides?
What is a key role of lateral confining forces in preventing landslides?
According to Justine Esquivel Varnes’ classification system, what do the two terms used in classifying landslides refer to?
According to Justine Esquivel Varnes’ classification system, what do the two terms used in classifying landslides refer to?
How does the strength of materials play a role in landslide occurrence?
How does the strength of materials play a role in landslide occurrence?
What impact does excessive loading on a slope have in relation to landslides?
What impact does excessive loading on a slope have in relation to landslides?
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