CHICAGO ROCKS! Geology in the City
ESCI 109, Section 02
Fall 2009
Daily Objectives
#26 (December 8, 2009)
Dr. Sanders
Homeworks #10 and #11 are due today!
By the end of today's class, you should be able to do the following:
Stream Gradients
w Review: Define the term gradient.
w Measure the
gradient of the following streams using topographic maps (we started this last
time and will finish it today).
| 4 Fox River | 4 East Branch of the DuPage River | 4 Sanitary and Ship Canal | |
| 4 Des Plaines River (state line to Lyons) | 4 West Branch of the DuPage River | 4 North Shore Channel | |
| 4 Upper Salt Creek (above Busse Lake) | 4 North Branch of the Chicago River | 4 Calumet Sag Channel | |
| 4 Lower Salt Creek (below Busse Lake) |
w Measure the gradient of a slope using a hand level and stadia rod.