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OpenStudy (anonymous):

What four properties are used to classify stars?

OpenStudy (anonymous):

I give medels

OpenStudy (anonymous):

Please help

OpenStudy (anonymous):

Hi Welcome to Openstudy! this will help you-just skip to the 5th page :) http://www.astro.umass.edu/~calzetti/astro100/lectures/lecture26_2011.pdf information about those characteristics were also provided if you read the rest of the slides.

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