Eskdale, Utah - 7.5 Minute Series Topo Map Colorado Plateau Explore what specimens look like

Explore what specimens look like and how they're used today--readers can use the information to identify rocks and minerals themselves and open up a spectacular new world

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Coachella Valley

Eskdale, Utah - 7.5 Minute Series Topo Map Colorado Plateau Explore what specimens look likeThe distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes