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Table of Contents
1. Introduction
2. Sensors
3. Microwaves
4. Image Analysis
5. Applications

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Fundamentals of Remote Sensing

Chapter 1. Introduction
 

1.2 Whiz Quiz

The first requirement for remote sensing is an energy source which can illuminate a target. What is the obvious source of electromagnetic energy that you can think of? What "remote sensing device" do you personally use to detect this energy?    The answer is ...

 

calculatorAssume the speed of light to be 3x108 m/s. If the frequency of an electromagnetic wave is 500,000 GHz (GHz = gigahertz = 109 m/s), what is the wavelength of that radiation? Express your answer in micrometres(mm).  The answer is ...

 

 

back to Section 1.2 Did you Know 1.2 Section 1.3
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