Contributor USGS
This web page gives a brief description of how tributaries of increasing size merge to form large rivers. A river’s watershed is defined as the land upgradient of a point on the river.
This web page gives a brief description of how tributaries of increasing size merge to form large rivers. A river’s watershed is defined as the land upgradient of a point on the river.
Contributor USGS
STUDENT RESOURCE
Sixth grade, Seventh grade, Eighth grade
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