Lesson: Chapter 4 — Waves and their applications

4.2.1. The electromagnetic spectrum 1 of 4 Reset answers

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Question 1

Which kind of electromagnetic wave has the highest frequency?

A Microwaves B Radio waves C Gamma rays D Visible light

The right answer is the one marked above.

Gamma rays. Their frequency is above 3 × 10¹⁹ Hz, the top of the spectrum.

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