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19-07-2019
Physics

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A spectroscope creates a spectrum, or array of colors, based on the light emitted by a star. How are
scientists able to use these colors to determine which elements the star contains?

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19-07-2019

In a spectrograph, black lines can be seen going through the array of colors. The pattern of these lines indicate the composition of the star.

Different elements block different parts of the spectrum, resulting in black lines.

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