T/G Layout 1

213

Authors:
Stu Chapman, Southampton Middle School, Bel Air, Maryland
Bill Davis, DuVal High School, Lanham, Maryland
Tony Marcino, Margaret Brent Middle School

Grade Level: 5–8

Objectives:
Students will compare APT visible and infrared imagery to demonstrate:

1. Organizing and presenting data; and


2. Interpreting evidence and inferring.

Relevant Disciplines:
Earth and space science, geography, art, oceanography

Time Requirement:
At least two science periods, one for lab, the other for assessment. Additional lab time
may be provided to ensure student success.

Image Format:
APT, visible-infrared image pairs

Materials:

1. World atlas


2. Student worksheets, including outline maps of the areas described below


3. Colored pencils


4. APT visible and infrared images in pairs, large enough to display to the entire class,
   or as slides for projection


5. APT image pairs of visible and infrared images of:
   
   
   • Eastern USA containing low, middle, and high clouds
   
   
   • Southern Great Lakes region - preferably images recorded from an evening
     pass during the summer months
   
   
   • Gulf stream area - preferably taken during the winter months
   
   
   • Assorted images for assessment. The images should include several cloud
     types in thermal and visible images, as well as other objects such as a gulf
     stream on an infrared image
   
   
   
   

note: These images may be supplied as prints if an Earth station is not available.

Advance Preparation:

1. Divide the class into cooperative groups of at least 4 students.


2. Provide each group with at least three image pairs (infrared and visible images).

A CO M PA R I S O N O F VI S I B L E

A N D IN F R A R E D IM A G E RY