There is a change in the observed
frequency (color) of light as a very fast
source of light moves toward or away from an observer
Doppler Shift. Red and blue
Light from moving objects will appear to have different
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fast moving stars
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St. Mary's H.S.
Star color becomes redder
Star color becomes bluer
Same Element / Different Speeds
Absorption or Emission Spectra?
Travelling TOWARD or AWAY?
Which source is travelling fastest?
Rainbows in a Soap Bubble
School Blocks YouTube? Download file below.
The interference between the light waves that reflect off the
outside and inside of the bubble cause this effect.
Read more here:
HowStuffWorks "Rainbows in Soap
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