Its speed and wavelength change.
Light passes through many mediums, but some of the most important are: Water Glass Air & Vacuum And light passes through vacuums the fastest.
In that case, it will change direction twice - in this example, once when it changes over from water to glass, and once when it changes from glass to air.
becomes more converging
It gets separated into different beams of energy such as earth wind and fire.
A rainbow
it refracts
Yes, sound can change its medium.
As sunlight passes through the stratosphere, it will be scattered and produce different colors. That's why we see colors on earth.
Light passes through many mediums, but some of the most important are: Water Glass Air & Vacuum And light passes through vacuums the fastest.
sun light bends
what happens to interstellear gas as it passes through a spiral density wave
In that case, it will change direction twice - in this example, once when it changes over from water to glass, and once when it changes from glass to air.
the food passes through
sh@@ happens
nothing happens
becomes more converging
It gets separated into different beams of energy such as earth wind and fire.