WebStudy with Quizlet and memorize flashcards containing terms like A star's absolute visual magnitude depends on its _____ and _____. temperature, diameter color, flash texture, distance, The most common stars are _____ stars. lower-main-sequence upper main sequence, The spectral classification of stars started with the amount of hydrogen … Web19 de abr. de 2024 · How are stars categorized using their spectra? Classification of Stellar Spectra. Astronomers use the patterns of lines observed in stellar spectra to sort stars into a spectral class. Because a star’s temperature determines which absorption lines are present in its spectrum, ...
What 3 things define a star? – Sage-Advices
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Classifying Stars - The Hertzsprung -Russell Diagram
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