GK
BIG BANG THEORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Stars moving away from the earth appear to give off a red light because:
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the color red has the longest wavelength of the colors of visible light
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the color red has the shortest wavelength of the colors of visible light
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the color red has the highest frequency of the colors of visible light
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the color red has the highest energy of the colors of visible light
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Explanation:
Detailed explanation-1: -Different wavelengths of light appear to our eyes as different colors. Shorter wavelengths appear blue or violet, and longer wavelengths appear red.
Detailed explanation-2: -Red light has longer waves, with wavelengths around 620 to 750 nm. Blue light has a higher frequency and carries more energy than red light.
There is 1 question to complete.