The distinctive characteristic of a topographic map is the use of elevation contour lines to show the shape of the Earth's surface. ... Contours make it possible to show the height and shape of mountains, the depths of the ocean bottom, and the steepness of slopes.

Does a contour line show?

Contour lines are the greatest distinguishing feature of a topographic map. Contour lines are lines drawn on a map connecting points of equal elevation, meaning if you physically followed a contour line, elevation would remain constant. Contour lines show elevation and the shape of the terrain.

Does a contour map display elevation?

Topographic maps use contour lines to show different elevations on a map. A contour line is a type of isoline; in this case, a line of equal elevation. If you walk along a contour line you will not go uphill or downhill.