The Ele ctr o mag netic Spec trum. The electromagnetic spectrum consists of the colors that we see in a rainbow - from reds and oranges, through blues and purples. What is the electromagnetic spectrum?.
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The electromagnetic spectrum consists of the colors that we see in a rainbow - from reds and oranges, through blues and purples.
What does "frequency" mean? long radio waves the size of buildings, to very short gamma-rays smaller than the size of the nucleus of an atom.
The frequency of a wave is the number of waves per second
What does "wavelength" mean?
The wavelength is the distance from the peak of one wave to the next one.
X-Rays have so much energy and such a short wavelength that they can go right through you.
However, they cannot get through bone as easily as they can get through muscle.
This is because your bones contain so much Calcium.X-Rays