Quiz Answer Key and Fun Facts
1. In what year was the U.S. Geological Survey (USGS) topographic map created?
2. What feature most distinguishes topographic maps from other types of maps?
3. The most common scale for a USGS topographic map is 1:24,000. What would one inch on the map represent on the earth's surface?
4. We can't forget Alaska ! What is the primary topographic mapping scale here?
5. What led to a revolution in mapmaking in the 1940s?
6. Aerial photography used by the USGS's topographic mapping program is obtained through NAPP. What does NAPP stand for?
7. Topographic map features use different colors - green areas are woodlands, brown is for contour lines....what color shows features that are added from aerial photographs and other sources, but are not field checked?
8. Contours lines can cross over each other. True or False?
9. What is the name for contours which are generally offshore and show the shape and slope of the ocean bottom?
10. Enter the computer age ! What is the format for the USGS's digital representation of information typically found on a topographic map (point locations, lines, and area outlines)?
Source: Author catnippin
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