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Mass Movement

Chapter 9; Mass Movement

What is Mass movement? The process by which loose, weathered material such as rock and mud is moved downslope under the influence of gravity.
What is the loose material collectively known as? Regolith.
Name a slow type of mass movement. Soil Creep.
Name a fast type of mass movement. Landslide or Lahar/Mudflow.
Why is the water content in mass movement so important? The water content controls the speed of mass movement. Mass movement in saturated soils is rapid and can cause destruction.
What is overgrazing? When too many animals graze the land, damaging its structure.
What is subsistence farming? Farming that is not profitable and is done just to provide enough food for a family.
What is consolidated? Made firm, strengthened, brought together in a single whole.
What is unconsolidated? Made loosened, brought together in a single whole.
What are the factors that affect the process of mass movement? Slope, Water Content, Slope Material, Vegetation, Human activity and Natural disasters/Tectonic plates.
Created by: ameliakilleen02