In an ArcGIS Flow Direction calculation, water is calculated to flow in:
A) A direction based on the amount of rainfall and the type of soil at a location
B) Two different directions, indicated by the two steepest slopes
C) The direction of the steepest slope
D) The direction opposite the flattest slope

Question

Quizplus · Accepted Answer

Flow direction in ArcGIS is determined by the direction of the steepest slope, which is calculated from the elevation values of the surrounding cells in a raster grid.

In an ArcGIS Flow Direction Calculation, Water Is Calculated to Flow