What's Moving?
Soil Erode
Weathering
Vocabulary
Review
100
The transfer of rock and soil downslope due to gravity is called
What is mass movement?
100
Topsoil and subsoil (Name the horizons they are located in)
What is Horizon O & A?
100
when water freezes, thaws, refreezes and pieces of rock is crack
What is frost wedging?
100
accelerates the process of weathering stone monuments
What is acid rain?
100
this type of plate boundary slides
What is transform?
200
this is the main force behind mass movement
What is gravity?
200
in soils called this neither clay, sand or silt is dominant
What is loam?
200
type of weathering that produces a pot hole in the street
What is mechanical weathering?
200
is the downward movement of a block of material along a curved surface.
What is slump?
200
The scientific method
What is question, hypothesis, experiment, data, analyze, conclusion
300
occurs when rocks or rock fragments fall freely through the air
What is rockfall?
300
The most important factors in soil formation are
What is —Parent material —Time —Climate —Organisms —slope?
300
decomposition of rocks into other substances
What is chemical weathering?
300
weathering produces a layer of rock and mineral fragments
What is regolith?
300
igneous ---> sedimentary ---> metamorphic
What is the rock cycle?
400
5 main types of mass movement
What is Rockfalls —Slides —Slumps —flows —creeps
400
The rate of soil erosion depends on
What is soil characteristics and on factors such as climate, slope, and type of vegetation.
400
When oxygen reacts with minerals changing them into iron oxide.
What is oxidation?
400
usually forms in temperate areas that receive more than 63cm of rain each year
What is pedalfers?
400
3 main volcanic types
What are composite, cinder, and shield volcanoes?
500
slowest type of mass movement
What is creep?
500
Three common types of soil are
What is —Pedalfer —Pedocal —Laterite?
500
When rocks peel off the outer layers because of pressure unloading
What is Exfoliation?
500
form in hot, wet tropical areas
What is laterites?
500
earth's outermost layer consists of the crust and uppermost mantle and forms a relatively coll, rigid shell
What is the lithosphere?
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