CHICAGO ROCKS! Geology in the City
ESCI 109, Section 02
#26 (December 8, 2009)
Homeworks #10 and #11 are due today!
By the end of today's class, you should be able to do the following:
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.