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Physics, 08.04.2020 01:05 yasmincastor
Our Sun is a G2V star with absolute magnitude 4.8. Suppose that a star of spectral type G2V is observed to have apparent magnitude -0.2. How far away is it? A 1 parsec. B 5 parsecs. C 10 parsecs. D 100 parsecs. E 1000 parsecs.
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Our Sun is a G2V star with absolute magnitude 4.8. Suppose that a star of spectral type G2V is obser...
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