Landslide Key Terms Quiz and Review

A slide of a large mass of dirt and rock down a mountain or cliff

The reason why something happens

An effect or result

<p>The breaking down of rocks and other materials on the Earth's surface.</p> Signup and view all the answers

<p>Processes by which rock, sand, and soil are broken down and carried away (i.e. weathering, glaciation)</p> Signup and view all the answers

<p>The mechanical breakdown of rocks and minerals</p> Signup and view all the answers

<p>Water enters a crack in a rock, the water freezes and expands the crack and repetition the pressure releases and the rock cracks creating sharp jagged scree.</p> Signup and view all the answers

<p>Rapid temperature changes cause rocks to expand and contract, leading to cracks and eventual breakdown.</p> Signup and view all the answers

<p>Acidic rainwater reacts with rock minerals, dissolving and weakening them.</p> Signup and view all the answers

<p>Iron in rocks reacts with oxygen, forming rust, which weakens the rock structure.</p> Signup and view all the answers

<p>the chemical breakdown of a compound due to reaction with water.</p> Signup and view all the answers

<p>any weathering that's caused by the activities of living organisms.</p> Signup and view all the answers

<p>Roots grow into cracks, expanding and breaking the rock.</p> Signup and view all the answers

<p>Animals create tunnels and burrows, loosening soil and exposing rocks.</p> Signup and view all the answers

<p>These organisms produce acids that dissolve rock minerals.</p> Signup and view all the answers

<p>involving or causing sudden great damage or suffering</p> Signup and view all the answers

<p>become progressively worse</p> Signup and view all the answers

<p>Actions taken to reduce or avoid the occurrence of a risk.</p> Signup and view all the answers

<p>Planting trees and vegetation on slopes to hold the soil together, making it strong and reducing the chance of a landslide</p> Signup and view all the answers

<p>application of science and mathematics to develop useful structures and machines</p> Signup and view all the answers

<p>Weathering (B)</p> Signup and view all the answers

<p>Freezing and thawing of water in cracks (C)</p> Signup and view all the answers

<p>Plant growth (A)</p> Signup and view all the answers

<p>Slope greening (D)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

A slide of a large mass of dirt and rock down a mountain or cliff.

A mass of mud and earthy material falling down a hillside or slope.

The reason why something happens.

An effect or result.

The breakdown of rocks and materials on the Earth's surface.

The process by which rock and soil are broken down and carried away.

Mechanical breakdown of rocks and minerals.

Water freezes in cracks, expanding and breaking rocks.

Grinding away of rock by other rock particles carried in water, ice, or wind.

Rapid temperature changes causing rocks to expand and contract, leading to cracks.

Breaking down rock through chemical changes.

Acidic rainwater reacts with rock minerals, weakening them.

Iron in rocks reacts with oxygen, forming rust, weakening the structure.

Chemical breakdown of a compound due to reaction with water.

Weathering caused by the activities of living organisms.

Roots grow into cracks, expanding and breaking the rock.

Animals that create tunnels and burrows, loosening soil and exposing rocks.

Organisms that produce acids that dissolve rock minerals.

All the plants and trees in an area.

Causing sudden great damage or suffering.

Become progressively worse.

Actions taken to reduce or avoid the occurrence of a risk.

The chance of loss from an event that cannot be entirely controlled.

Planting trees on slopes to hold soil together, reducing landslide chances.

Application of science and mathematics to develop useful structures and machines.