Lesson: Electromagnetic Waves for Communication
In this lesson, we will learn how to describe the application of different types of electromagnetic waves to various communications technologies.
Sample Question Videos
Worksheet: 10 Questions • 1 Video
Which of the following is a correct description of the ionosphere?
Which of the objects shown in the diagram is generating a radio wave?
What type of electric current is required to produce radio waves?
Which of the following types of electromagnetic waves is not used for sending communication signals?