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Out West -Social Studies
Out West Unit -Social Studies
13
Other
4th Grade
01/20/2011

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Cards

Term
Mouth
Definition
The place where a river empties into a larger body of water
Term
source
Definition
The place where a river begins
Term
tributary
Definition
A stream or river that flows into a smaller stream or river
Term
river system
Definition
A river and it's tributaries
Term
drainage basin
Definition
The land drained by a river system
Term
prairie
Definition
An area of flat or rolling land covered mostly with wildflowers and grasses
Term
erosion
Definition
The gradual wearing away of Earth's surface through the action of wind and water
Term
plateau
Definition

An area of high, mostly flat land that rises above the surrounding land

 and has at least one steep side.

Term
mesa
Definition
An isolated hill or small plateau with a flat top and steep sides, smaller than a plateau
Term
butte
Definition
A steep hill or rock with a flat top, like a mesa but smaller
Term
canyon
Definition

A deep, narrow valley with steep sides

A narrow, deep, rocky, and steep-walled valley carved by a swift-moving river

Term
Main tributaries of the Mississippi River
Definition

Tennessee

Ohio

Missouri

Red

Arkansas

Term
[image]
Definition
[image]
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