Scattering (การกระเจงิ ): occurs when waves move through the obstructing
particles (e.g., aerosol, gas molecule, smoke, dust, vapour) in the atmosphere
resulting in the dispersion (or deviation) of initial wave trajectory. Scattering differs
from reflection in that the direction associated with scattering is unpredictable.
Degree of scattering depends largely on the comparative magnitude of the
wavelength (λ) to the average particle’s size (PZ) of obstructing particles in the
atmosphere. There are 3 basic types of scattering: Rayleigh, Mie and Nonselective scattering.