Why is the sky blue according to Science.

The sky is blue due to a phenomenon called Raleigh scattering.

Explanation:

Raleigh scattering is the scattering of electromagnetic radiation by particles with smaller wavelengths. Shorter wavelenght waves are blue-hue.

Explanation:

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.