Question

Which of the following statement is correct?

• A. At sunset or sunrise, the sun’s rays have to pass through a small distance in the atmosphere
• B. At sunset or sunrise the suns rays have to pass through a larger distance in the atmosphere
• C. Rayleigh scattering which is proportional to $(1/\lambda)^2$
• D. Most of the blue and other shorter wavelengths are not removed by scattering

Answer 1

Answer: (B)

At sunset or sunrise the suns rays have to pass through a larger distance in the atmosphere and most of the blue and other shorter wavelengths are removed by scattering.