WETMAAP Skill 1
San Pedro - Element 19
Skill 1:
Map Use
Element 19:
Use
of Airborne MASTER Images
Materials:
1999 Airborne MASTER Images
(7)
1999 Color infrared Aerial Photograph
1:24,000 scale Lewis Springs/Tombstone NE Topographic Quadrangle
Magnifying glass
NASA Factsheet
on Airborne MASTER Sensor
San Pedro River Valley Geology Maps (2)
Electromagnetic Spectrum reference page
1.
The 1999 Aerial Photograph is a Color Infrared (CIR) Image.
2.
Use the two (2) Airborne MASTER Color Infrared Composite images.
3. Compare
the two Color Infrared Composite images with the 1999 CIR Aerial Photograph.
a. Find similar locations on each.
b. Observe vegetation
similarities or differences between the images and the aerial photograph.
____________________________________________________
____________________________________________________
4.
Two (2) of the other Airborne MASTER images replicate Natural Color (NC) images.
a. What
does “Natural Color” mean?
____________________________________________________
b. Observe the similarities and differences between the NC and CIR images in the representation of vegetation and other features.
_____________________________________________________
_____________________________________________________
_____________________________________________________
a. What does “Mid-Infrared”
mean?
b. Observe the similarities
and differences between the MIR and CIR images in the representation of vegetation and
other features.
| MIR | CIR |
_______________________ ______________________ |
|
_______________________ ______________________ |
|
_______________________ ______________________ |
|
_______________________ ______________________ |
|
6.
Using the Electromagnetic Spectrum Reference page:
a. Draw the Light Spectrum below, and
indicate:
b. Where the Natural Color portion of the
spectrum is derived, and where the Mid-Infrared portion of the spectrum is found.
7. Compare
the Airborne MASTER Mid-Infrared Images with
the two (2) San Pedro River Valley Geology Maps.
a. Can you see any relationships between the
Mid-Infrared Images and the Geology Maps?
_____________________________________________________
_____________________________________________________
8.
Use the Airborne MASTER Principal Components Image.
a. Compare the Principal
Components Image with the Natural Color, Color Infrared, and Mid-Infrared Images.
____________________________________________________
____________________________________________________
____________________________________________________
____________________________________________________
c. What similarities
and differences do you see between the images?
| Similarities | Differences |
_______________________ ______________________
|
|
| _______________________
______________________ |
|
| _______________________
______________________
|
|
| _______________________
______________________
|
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| _______________________
______________________ |
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9.
What is the scale of the Airborne MASTER Images?
(Refer to Skill 2, Element 1: Scale)
a. High Pass
Scale: ______