What is the primary reason the sky appears blue during the day?
Category: Science · Difficulty: easy
Hint: It's related to how light interacts with air particles.
Answer
Rayleigh scattering
Explanation
The sky appears blue due to Rayleigh scattering, where shorter blue wavelengths scatter more than other colors.
This is an easy science riddle — a good one for children and beginners. The answer is Rayleigh scattering.
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