Physics
2 breaks
Forces, light, time and the odd behaviour of the very small.
AllBiologyComputingEarth & SpaceEconomicsEngineeringFood ScienceHistoryLanguageMathsMindMusic & SoundPhysics
Why the sky is blue and the sunset red: Rayleigh scattering and the length of the air
The sky is blue and the sunset is red, yet the sunlight is the same. Air scatters short blue waves about four times more strongly than long red ones, a…
Why the sky is blue and sunsets are red: it's the same light
The blue sky and the red sunset are the same effect, seen from two angles. Air molecules scatter short, blue wavelengths far more than long, red ones: about…