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Contour interval

The elevation from one contour line to the next

Contour line

Connects points of equal elevation on a topographic map by using isolines

Topgraphic map

shows surface features of an area


The government agancy responsible for making topographic maps in the U.S.

Uses of a topographic map

planning a hike, bike ride, building a house etc.


Height above sea level


Difference in elevation (from the highest in an area to the lowest)


Feature of topography (Mountains, valleys, hills,etc)


The shape of the land

3 major types of landforms

Plains, Plateau, Mountains


Low elevation (flat land) and low relief

Coastal plain

A plain that lies along the coast (by the sea)

Interior plain

A plain that is not near the coast


High elevation and low relief (flat land)


High elevation and high relief

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