GST 101 - Module 6 Self-assessment Quiz
Self-assessment quiz for GST 101 - Module 6 - Understanding Remote Sensing and Aerial Photography
Questions and Answers
- 1.
The full range of wavelengths is called the magnetic spectrum.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The full range of wavelengths is called the electromagnetic spectrum.Rate this question:
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- 2.
Objects appear as the color they most absorb.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Objects appear as the color they most reflect.Rate this question:
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- 3.
RADAR is a well-known active remote sensing system.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Active remote sensing systems, such as RADAR, emit and record energy they produce.Rate this question:
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- 4.
Image scale is the relative distance on images to distance on the ground.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Knowing the image scale allows for accurate measurements.Rate this question:
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- 5.
The infrared wavelength is very useful for mapping vegetation.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The infrared wavelength can tell us plant health among other useful observations.Rate this question:
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- 6.
Scale is always constant on an aerial photograph.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Due to the many types of distortion possible when taking an aerial photograph, scale is variable across an aerial photograph.Rate this question:
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- 7.
Photointerpretation is the process of converting images to information.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Photointerpretation can produce very useful products, like land use/land cover data sets.Rate this question:
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- 8.
A stereo model is composed of a single photograph, but taken at an extremely high altitude.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
A stereo model requires at least two photographs taken at two slightly different perspectives of the same location.Rate this question:
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- 9.
Satellite images typically cover a larger area than aerial images.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Because satellites are further away from Earth, their images typically cover a larger area than aerial images.Rate this question:
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- 10.
For any project size, aerial imagery is always cheaper to obtain than satellite imagery.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
For projects that cover a very large area of Earth, satellite imagery may be cheaper to obtain as satellites can cover larger portions of the Earth much quicker than aircraft.Rate this question:
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Current Version
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Mar 20, 2023Quiz Edited by
ProProfs Editorial Team -
Sep 18, 2016Quiz Created by
Rickasmith
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