CHICAGO ROCKS!  Geology in the City
ESCI 109, Section 02
Fall 2009

Daily Objectives #16 (October 29, 2009)                                                                                            Dr. Sanders

By the end of today's class, you should be able to do the following:

Topographic Maps

w  (Review)  Use contours on a topographic map to find the location of stream valleys.

w  (Review)  Determine the direction of flow of a stream using contours on a topographic map.

w  (Review)  Sketch what a stream valley would look like on a topographic map. 

w  Using contours on a topographic map, point out areas of steeper slopes and less steep slopes.

w  Find the "Map Locator" resource on the USGS web site, and use it to find and download topographic maps. 


Putting It All Together

w  Using topographic, geologic, and street maps, locate the position of the special study area identified during class.

w  Describe the study area in terms of its topography and surficial geology.

w  Generate hypotheses for the study area's formation

w  List the steps you would take to investigate this study area on a field trip.

Rock Wall

w View the slide show describing the rock wall experience we will have next week.