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Question
Define remote sensing.
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Solution 1
- Remote Sensing refers to the observation and measurement of earthly objects without touching them.
- ‘Remote’ means far away and ‘Sensing’ means observing or collecting information.
Solution 2
The term ‘Remote Sensing’ may be defined as the act of acquiring information about a phenomenon which is not in intimate contact with the information collecting device.
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GPS consists of a constellation of ___________ satellites.
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Reason (R): GNSS applications are used in tracking or mapping vehicles, ships, and aircraft.
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