Topographic MapsOnline version Finding the Contour Level 1. Find the difference between two known elevations (the benchmarks). 2. Count the number of spaces between them. 3. Divide the difference from the number of spaces. Difference/spaces= Contour Interval by Kristine Vester 1 How many contour Intervals are there? Written answer 2 How many contour Intervals are there? Written answer 3 How many contour Intervals are there? Written answer 4 How many contour Intervals are there? Written answer 5 How many contour Intervals are there? Written answer 6 How many contour Intervals are there? Written answer 7 How many contour Intervals are there? Written answer 8 How many contour Intervals are there? Written answer 9 How many contour Intervals are there? Written answer 10 How many contour Intervals are there? Written answer