Mass Wasting
15 Questions
0 Views
3.5 Stars

Mass Wasting

Explore the natural process of mass wasting, where rocks, soil, and debris move downward due to gravitational forces. Learn about the different types of mass wasting and how environmental factors contribute to the erosion of mountains.

Created by
@AccomplishedBixbite

Questions and Answers

What is mass wasting?

The downward movement of rock, soil, and debris due to gravity

Why does mass wasting occur?

When gravitational forces overcome resistive forces holding the mountain together

How does slope steepness affect mass wasting?

It increases the likelihood of mass wasting

What effect does excessive rainfall have on mass wasting?

<p>Weakens the mountain's ability to resist gravity</p> Signup and view all the answers

How does mass wasting differ in different mountains?

<p>Some mountains have rocks falling like a fluid while others slide down in defined units</p> Signup and view all the answers

What role does gravity play in mass wasting?

<p>Gravity overcomes resistive forces causing downward movement of materials</p> Signup and view all the answers

Which factor makes a hillside more prone to mass wasting?

<p>Too much water weakening the hillside's resistance</p> Signup and view all the answers

What happens to soil particles when there is too much rain or water on a mountain slope?

<p>They break apart and lose their bond.</p> Signup and view all the answers

Why are mountain slopes with decreased vegetation more susceptible to mass wasting?

<p>They lack a protective plant covering above ground and anchoring roots below ground.</p> Signup and view all the answers

What can cause sections of a mountain to detach due to violent shaking?

<p>Earthquakes</p> Signup and view all the answers

Which type of mass wasting involves the sliding of coherent rock materials along a curved surface?

<p>Slump</p> Signup and view all the answers

How is a rockslide different from a slump?

<p>A rockslide moves in a more uniform direction.</p> Signup and view all the answers

What characterizes a debris flow?

<p>Movement of loose materials mixed with water down a slope like a fluid.</p> Signup and view all the answers

What type of material typically develops an earthflow at the lower end of a slope?

<p>Clay, silt, and fine pyroclastic material</p> Signup and view all the answers

What happens when earthflows combine with moisture?

<p>They ooze like an earthworm.</p> Signup and view all the answers

More Quizzes Like This

Use Quizgecko on...
Browser
Browser