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Q1. Why black/white appear black/white?
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Visible light, radio waves, x-rays and other types of radiation are all part of the electromagnetic spectrum. ... In physics, a color is visible light with a specific wavelength. Black and white are not colors because they do not have specific wavelengths. Instead, white light contains all wavelengths of visible light.
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Visible light, radio waves, x-rays and other types of radiation are all part of the electromagnetic spectrum. ... In physics, a color is visible light with a specific wavelength. Black and white are not colors because they do not have specific wavelengths. Instead, white light contains all wavelengths of visible light.
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