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EastWind [94]
2 years ago
12

What is red shift? What does it indicate?

Geography
1 answer:
77julia77 [94]2 years ago
4 0

Answer:

The displacement of spectral lines toward longer wavelengths (the red end of the spectrum) in radiation from distant galaxies and celestial objects

Explanation:

Red shift' is a key concept for astronomers. The term can be understood literally - the wavelength of the light is stretched, so the light is seen as 'shifted' towards the red part of the spectrum.

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