The Difference Between Active and Passive Remote Sensing Systems Is

question 15

Multiple Choice

The difference between active and passive remote sensing systems is that

• A)active systems involve the latest generation of satellites while passive systems use signals from older satellites.
• B)active systems include aerial photography while passive systems rely on satellite imagery.
• C)active systems can operate throughout cloud or fog cover while passive systems require clear sky conditions.
• D)active systems emit their own energy while passive systems simply detect existing energy signals.

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