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Chapter 8
key terms
7
Science
7th Grade
12/12/2006

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Cards

Term
Erosion
Definition
the process by which natural forces move weathered rock and soil from one place to another
Term
Sediment
Definition
the material moved by erosion
Term
Deposition
Definition
when the agents of erosion lay down sediment
Term
Gravity
Definition
the force that moves rock and other materials downhill
Term
Moving water
Definition
the major agent of the erosion that has shaped Earth's surface
Term
Tributary
Definition
a stream that flows into a larger stream
Term
Drainage basin
Definition
a land area from which a river and its tributaries collect their water
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