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

Daily Objectives #14 (October 22, 2009)                                                                                            Dr. Sanders

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

Topographic Maps

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

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

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

The Mega-Mosaic

w  Determine the locations of high land and low land for a select group of topographic quadrangles.

w  Put together the information from the topographic quadrangles to complete a "mosaic" picture of topography in the area of interest.

Department of Earth Science | Northeastern Illinois University

Copyright 2009 Laura L. Sanders.  Last updated October 20, 2009.