When a river rises at a low elevation and has a long course, the slope is very gradual and hence it will have
a slow current. Those rivers which rise in high ground and have short courses flow down steep slopes and hence
they have swift currents.
When a river rises at a low elevation and has a long course, the slope is very gradual and hence it will have
a slow current. Those rivers which rise in high ground and have short courses flow down steep slopes and hence
they have swift currents.