Contour Interval Definition Science

A contour interval shows a change in elevation. Topographical maps can use larger intervals to indicate steeper terrain with larger increases in elevation. A contour interval is a vertical distance or a difference in elevation between contour lines in a topographic map, index contour lines are bold or thick lines that appear on every fifth contour line and if the number associated with specific contour lines is increasing, the elevation of the area is also increasing.

The contour interval is 50 feet according to the map key. Topographical maps can use larger intervals to indicate steeper terrain with larger increases in elevation. Contour interval noun the difference in elevation represented by the space between adjacent contour lines dictionary of military and associated terms (5.00 / 1 vote) rate this definition:

Words nearby contour interval contour, contour curtain, contour feather,.

The horizontal equivalent depends upon the slope of the ground. Uses of contour intervals in surveying A contour interval shows a change in elevation. The constant vertical distance between two consecutive contours is called the contour interval and the horizontal distance between any two adjacent contours is termed as the horizontal equivalent.