Study the topography map.




A topographic map of Mount Rainer. The line with number 13,600 is thicker than surrounding lines.

What does the line at 13600 represent?

scale bar
index contour
elevation difference
topographic symbol

Study the topography map A topographic map of Mount Rainer The line with number 13600 is thicker than surrounding lines What does the line at 13600 represent sc class=