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radio wave: Media
physics
Videos
How does a radio convert waves into sound?
Overview of radio waves, including discussion of frequency and amplitude modulation.
Understand how the electromagnetic spectrum helps study the celestial bodies
Astronomers use the electromagnetic spectrum to study different aspects of the Milky...
Images
radio waves
Radio waves lie at the low-frequency end of the electromagnetic spectrum. They are...
© Merriam-Webster Inc.
ionospheric reflection
Figure 5: Radio-wave transmission reaching beyond line of sight by means of the sky...
Encyclopædia Britannica, Inc.
types of electromagnetic radiation
Radio waves, infrared rays, visible light, ultraviolet rays, X-rays, and gamma rays...
Encyclopædia Britannica, Inc.
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