DavidZ6930 DavidZ6930

11-02-2018
Physics

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What information about an astronomical object can be determined by observing its spectrum?

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Mfonseca150 Mfonseca150

22-02-2018

The distance between the earth an the astronomical object; if its getting away from the earth or if its getting close to earth; their elements, as it can be hydrogen, nitrogen, iron, etc.

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