Fundamentals of Remote Sensing: Electromagnetic Spectrum and Systems
16 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the portion of the electromagnetic spectrum that is visible to the human eye called?

  • Visible Spectrum (correct)
  • Microwave Spectrum
  • Infrared Spectrum
  • Ultraviolet Spectrum

Which wavelengths do optical remote sensing devices operate in?

  • Ultraviolet, near-infrared, and thermal infrared
  • Visible, ultraviolet, and microwave
  • Infrared, thermal infrared, and microwaves
  • Visible, near-infrared, middle infrared, and short-wave infrared (correct)

What range of wavelengths does a typical human eye respond to?

  • 400 to 700 nanometers (correct)
  • 100 to 400 nanometers
  • 200 to 600 nanometers
  • 300 to 800 nanometers

Which type of sensor is involved for data acquisition in thermal infrared remote sensing systems?

<p>Thermal sensor (D)</p> Signup and view all the answers

Which portion of the electromagnetic spectrum includes wavelengths longer than those of visible light?

<p>Infrared Spectrum (A)</p> Signup and view all the answers

What is used to make electromagnetic radiation outside the visible range visible to the human eye in remote sensing systems?

<p>Various kinds of tools and devices (B)</p> Signup and view all the answers

What is the range of wavelengths for which most remote sensors record Electromagnetic Radiation (EMR)?

<p>300 nm to 3000 nm (B)</p> Signup and view all the answers

Which region of the electromagnetic spectrum do thermal remote sensing systems primarily operate in?

<p>Infrared waves (C)</p> Signup and view all the answers

What type of sensor is typically involved for data acquisition in thermal infrared remote sensing systems?

<p>Active sensor (D)</p> Signup and view all the answers

Which type of radiation is invisible to the human eye and makes up part of the electromagnetic spectrum?

<p>Gamma rays (D)</p> Signup and view all the answers

What is the continuum series of electromagnetic energy arranged according to frequency and wavelength called?

<p>Electromagnetic spectrum (B)</p> Signup and view all the answers

Which region of the electromagnetic spectrum includes wavelengths longer than those of visible light?

<p>Infrared waves (C)</p> Signup and view all the answers

What is the range of wavelengths for microwaves in the electromagnetic spectrum?

<p>1 mm to 1 m (A)</p> Signup and view all the answers

Which type of remote sensor records backscattered microwaves in the electromagnetic spectrum?

<p>RADAR sensor (B)</p> Signup and view all the answers

What are visible light waves made up of?

<p>Vibrating waves of electrical and magnetic fields (B)</p> Signup and view all the answers

What is used to make electromagnetic radiation outside the visible range visible to the human eye in remote sensing systems?

<p>Visible light waves (B)</p> Signup and view all the answers

More Like This

Electromagnetic Energy in Remote Sensing
30 questions
Image Classification Flashcards
8 questions
Microwave Remote Sensing Basics
42 questions
Remote Sensing Principles
54 questions
Use Quizgecko on...
Browser
Browser