Introduction to Remote Sensing

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Questions and Answers

What is the dictionary meaning of 'remote' in the context of remote sensing?

  • Far away (correct)
  • Indirect
  • Isolated
  • Unreachable

Which of the following best defines remote sensing?

  • Measuring temperature using a contact device
  • Collecting information from a distance without direct contact (correct)
  • Interacting with objects using sensory organs
  • Observing objects in close proximity

What is a good everyday example of remote sensing according to the text?

  • Touching an air conditioner to adjust the temperature
  • Observing objects closely with sensory organs
  • Operating a television with a remote device (correct)
  • Measuring fever with a contact thermometer

In remote sensing, what do we measure to collect information about an object or area?

<p>Portion of electromagnetic radiations reflected, emitted, or back scattered (C)</p>
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What is the key aspect of remote sensing highlighted in the text?

<p>Collecting information without direct contact with the object under study (C)</p>
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