qInvolves
gases, or other scattering agents that are smaller than the
energy wavelengths.
qScatter
energy forward and backward.
qPartial
to shorter wavelength energy, such as those which inhabit the
shorter portion of the visible spectrum.
qResponsible
for (1) blue sky in clear days, (2) blue tint of the atmosphere
when
viewed from space, and the redness of sunsets and sunrises.
q