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becomes more converging
Red.
A rainbow
The light will bend as it passes through.
the light bends
As sunlight passes through the stratosphere, it will be scattered and produce different colors. That's why we see colors on earth.
No. Photons can not cast a shadow light passes happily through itself.
Sunlight experiences some degree of scattering (technically, Rayleigh Scattering) as it passes through the atmosphere, which causes the sky to appear blue and the sunlight to appear yellow. Some of the sunlight encounters clouds, while some reaches the ground.
yes
what happens to interstellear gas as it passes through a spiral density wave
it does not heat the clouds
The sunlight that strikes a leaf but is not trapped by photosynthesis is reflected back by the leaf. Only certain wavelengths of solar energy is absorbed by a leaf.
the food passes through
sh@@ happens
nothing happens
becomes more converging
It's called a spectrum.