The sky appears blue because of the:
Correct answer: D. scattering of light by air molecules
Air molecules scatter short (blue) wavelengths much more than long (red) ones, so blue light reaches us from all over the sky.
easy
Answer and explanation
The correct answer is D. scattering of light by air molecules
Air molecules scatter short (blue) wavelengths much more than long (red) ones, so blue light reaches us from all over the sky.
Topic: Physics: Light, Sound, Electricity and Mechanics MCQs · Subject: General Science