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Naya [18.7K]
3 years ago
5

PLEASE ANSWER!!!! Why is the spectroscopy important to astronomers

Biology
1 answer:
expeople1 [14]3 years ago
5 0

Spectroscopy helps astronomers to determine the composition, temperature, density, and motion of an object. Infrared spectroscopy helps to identify the atoms and molecules in the object. The red shift or blue shift (Doppler Effect) in a spectral line tells how fast the object is receding from Earth or coming toward it.

Hope this helps :3

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