contestada

on a cloudless day the sky is blue until the sun begins to set, when the sky grows noticeably redder. How does scattering cause this phenomenon

Respuesta :

Within the visible range of light, red light waves are scattered the least by atmospheric gas molecules. So at sunrise and sunset, when the sunlight travels a long path through the atmosphere to reach our eyes, the blue light has been mostly removed, leaving mostly red and yellow light remaining