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Lesson: Chapter 4 — Waves and their applications

4.2.1. The electromagnetic spectrum 4 of 4

Question 4

Going from radio waves towards gamma rays, what happens to the wavelength?

The right answer is the one marked above.

It decreases. The frequency rises along the way, and with c fixed a rising frequency means a falling wavelength.

What stays the same is the speed in a vacuum, not the wavelength.

Answer the question to continue.