emmanuelcartwright20 emmanuelcartwright20

02-12-2021
Physics

contestada

Astronomers use a special kind of instrument called a spectrometer to analyze stars. Spectrometers can determine what stars are made of even if the stars are very far away. How is it possible for spectrometers to do this?

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almasmarisu almasmarisu

02-12-2021

the approval of the stars

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