How is wavelength related to the different colors we see in a rainbow?

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Kristen Santiago

Physics

6 September, 08:21

How is wavelength related to the different colors we see in a rainbow?

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Keenan · Answer 1

As the full spectrum of visible light travels through a prism, the wavelengths separate into the colors of the rainbow because each color is a different wavelength. Violet has the shortest wavelength, at around 380 nanometers, and red has the longest wavelength, at around 700 nanometers.