Surface temperature of a nearby star

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Reference no: EM13176530

The surface temperature of a nearby star can be determined most precicely by measuring what parameters?

A) position of the star on the h-r diagram

B)Doppler shift of the stars spectral lines

C)relative strenghts of emmission lines from different atoms and ions in the star's spectrum

D)Relative strenghts of absorption lines from different atoms and molecules in the star's spectrum.

Reference no: EM13176530

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