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OpenStudy (keigh2015):
Do you have an idea?
OpenStudy (keigh2015):
In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. A contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness of slopes This is on Wikipedia.
OpenStudy (anonymous):
so a then
OpenStudy (anonymous):
@Keigh2015
OpenStudy (keigh2015):
Correct
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