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

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

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

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

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

  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

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

Department of Earth Science | Northeastern Illinois University

Copyright 2009 Laura L. Sanders.  Last updated October 29, 2009.