WETMAAP Skill 1
wallops Island - Element 35
Skill 1: Map Use
Element 35: Use of MODIS Airborne Simulator Images
Image
Materials:
1996 MODIS Airborne Simulator Images(CIR, NC, B/W, Thermal)
1972 Aerial Photograph
2004 Aerial Photograph
NASA Airborne Science program Platforms
Magnifying glass
NASA Bacground Slides
Exercises:
1. The 1972 Aerial Photograph is a Color Infrared (CIR) Image.
What does “Color Infrared” mean?
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2. Which of the four MODIS Airborne Images approximates a Color Infrared image?
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3. The 2004 Airborne TM Image is Black and White (B/W) Image.
What does “Black and White” mean?
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4. One of the MODIS Airborne Images replicates a Natural Color (NC) Image.
What does “Natural Color” mean?
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5. Use the Electromagnetic Spectrum provided in the Reference Section.
Where Black and white, Color Infrared, Natural Color, and Thermal located on the Electromagnetic Spectrum?
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6. On which of the three Airborne TM Images does:
NC | CIR | B/W | Thermal | |
Vegetation looks most natural. | ||||
Vegetation most distinguishable from the land cover type. | ||||
Vegetation types most distinguishable from other vegetation types. | ||||
Wetlands show up best. | ||||
Agricultural fields show up best. | ||||
Urban areas show up best. | ||||
Sediment in the estuary shows up best. | ||||
Underwater features show up the best. |
7. Compare the 1996 Color Infrared Airborne (CIRA) Image to the 1972 Color Infrared Aerial Photograph (CIRAP).
CIRA | CIRAP | |
Which has the best resolution (sharpest features) | ||
Is there a difference in vegetation appearance between the two? | ||
Is there a difference in appearance between Sand Bars and Flats? |
8. List two other differences that you observed between the Color Infrared Aerial
Photograph and the Color Infrared Airborne Scanner Image.
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2. ____________________________________________________________
9. How does the:
Natural Color Airborne Image differs from the Color Infrared Airborne Image?
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Natural Color Airborne Image differs from the Black and White Airborne Image?
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10. What does the Thermal Airborne Image show you?
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