This geographic feature is formed in an area where rivers have eroded away the soft rocks of a coastal plain more quickly than the older, harder rocks of an upland region.
This geographic feature is formed in an area where rivers have eroded away the soft rocks of a coastal plain more quickly than the older, harder rocks of an upland region. Since the river rapids prevented vessels from traveling further upriver and supplied power for such industries as textile and grist mills, many American cities were founded along them. For ten points, what is this geographic boundary?
This geographic feature is formed in an area where rivers have eroded away the soft rocks of a coastal plain more quickly than the older, harder rocks of an upland region.
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