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The sky appears blue because the earth’s atmosphere __________?

AScatters blue light

BReflects blue light

CTransmits blue light

DHas actual blue cover

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Answer and explanation

Correct Answer: A: Scatters blue light

Explanation: The correct answer is A: Scatters blue light. The sky appears blue because the earth's atmosphere scatters blue light. This phenomenon is called Rayleigh scattering — shorter wavelengths (blue) scatter more than longer wavelengths (red).

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