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Weathering and Erosion practice test
science
8
Science
7th Grade
01/28/2013

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Cards

Term
What two major factors affect the amount of erosion that occurs on land?
Definition
1.Strength of force(wind/water)causing the erosion.
2.Resistance of soil that is being eroded.
Term
What do contour intervals show on a topographic map?
Definition
The elevation changes between the contour lines.
Term
An ecologist is someone who studies what?
Definition
Studies relationships between organisms and the environment.
Term
List 4 types of mechanical weathering.
Definition
1.Ice wedging
2.Pressure release
3.Plant root growth
4.Abrasion
Term
What is an example of a landform that has resulted from erosion?
Definition
The Grand Canyon
Term
What is a type of earth process that builds up earth material?
Definition
Constructive process/force
An example:Deposition=(Delta)
Term
What is weathering?
Definition
The process by which natural forces break down rocks.
Term
What are two main types of weathering?
Definition
Mechanical and chemical
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