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      the distance between one peak or crest of a wave of light, heat, or other
      energy and the next peak or crest


NASA's satellites study different wavelengths of light from space.

Wavelengths can look like waves in the ocean. Some wavelengths are small and others are huge.


Related Limks:
Electromagnetic Spectrum
What Is the Electromagnetic Spectrum?
Waves Have Different Wavelengths


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Wavelength diagram showing a blue line going up and down and then up again
Radio waves, television waves and microwaves have different wavelengths
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Page Last Updated: October 9th, 2014
Page Editor: Sandra May