BhadBarbie BhadBarbie

26-03-2018
Advanced Placement (AP)

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how was it possible for scientists to discover the elements helium on the sun before it was discovered on earth

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Bladerunner1976 Bladerunner1976

26-03-2018

Scientists used the emission spectra from the Sun to identify the elements of Hydrogen and Helium.

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27-03-2018

Emission Spectra, using a spectrometer. This showed colored gas that seemed to be unearthly. Scientists later discovered this was Helium.

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