Department
of Earth Science |
Northeastern
Illinois University
INTRODUCTION
TO EARTH SCIENCE
ESCI 121
Section 05
Fall 2008
Dr. Sanders
Daily
Objectives #21 (November 4, 2008)
By the end of today's class, you should be able to do the following:
EARTHQUAKES
w
Complete the Indian
Ocean tsunami exercise from last time.
TOPOGRAPHIC MAPS
w
Using the green globs of
homemade "playdough", create models of different landforms. For each one,
draw a topographic map that represents the landform:
* hill * ridge (elongate hill)
* kidney-shaped ridge * volcano * hill
with one steep slope and one gradual slope
w
Define: topographic
contour line, contour interval.
w
Describe and sketch the
relationship of contour lines to streams, and use a topographic map to determine
what direction a stream flows based on contour shape.
w Sketch the
hachures designating a contour that indicates a closed depression
or basin.
© 2008 Laura L. Sanders. Last updated October 29, 2008.