Biology, 22.10.2020 19:01 couscous5307
Gloria is at the observatory and is examining a newly discovered star through a powerful telescope. She wants to find out how bright the star actually is. What information does she need to calculate the absolute magnitude of a star?
color and temperature of the star
color and composition of the star
apparent magnitude and distance from Earth of the star
color and distance from Earth of the star
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Gloria is at the observatory and is examining a newly discovered star through a powerful telescope....
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