When sunlight passes through the atmosphere during a sunset, the distance through the atmosphere that a beam of sunlight must travel to reach our eyes __________ . As a result, the __________ wavelengths scatter back into space, whereas the __________ wavelengths can pass through the atmosphere.

Question

Quizplus · Accepted Answer

During sunset, the sunlight travels a longer path through the atmosphere, causing shorter wavelengths (blue and violet) to scatter more, while longer wavelengths (red and orange) pass through, making the sky appear red/orange.

When Sunlight Passes Through the Atmosphere During a Sunset, the Distance