Department
of Earth Science |
Northeastern
Illinois University
INTRODUCTION
TO EARTH SCIENCE
ESCI 121
Section 05
Fall 2008
Dr. Sanders
Daily
Objectives #2 (August 28, 2008)
By the end of today's class, you should be able to do the following:
w Locate the 14 homework-assigned places on the wall map of the ocean floor.
w Sign up for the geotectonics map homework tasks
(see the Homework Assignments page).
w
In words, express the meaning of
"density", and brainstorm methods for measuring it.
w
Explain how to measure density using the
triple-beam balance and displacement of water.
w
Measure and record the density of
several mineral samples, perfecting your measurement technique. (Compare
your results with those of other groups.)
w
Describe the four new rock samples provided. Measure their density.
During class, the instructor will examine
and return your homework maps to prepare you for
the next step.
q
Check the Homework Assignments page for
readings on rock types
© 2008 Laura L. Sanders. Last updated August 28, 2008.