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Data Acquisition and Preprocessing Techniques
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Which of the following is a commonly used method for acquiring remotely sensed data?
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A
Both Active and Passive Remote Sensing
💡 Explanation:
Both active and passive remote sensing are commonly used methods for acquiring remotely sensed data. Active remote sensing involves sending out a signal and measuring the reflected or scattered signal, while passive remote sensing involves measuring the natural radiation emitted or reflected by an object.