Question

use the drop - down menus to complete each statement about contour lines.contour lines on topographic maps connect points of equal .contours appear as heavier lines on topographic maps and have numbers for a specific elevation.the difference in elevation between contour lines is called the .

Explanation:

Contour lines on topographic maps connect points of equal elevation. The difference in elevation between contour lines is called the contour interval. Contour index lines appear as heavier lines on topographic maps and have numbers for a specific elevation.

Answer:

contour interval, elevation