Exam (elaborations)
ASTR 121|60 MIDTERM—ALBRIGHT Quiz Questions Well Solved|2024/2025
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absolute magnitude - ️️The actual brightness of a star absorption line spectrum - ️️A cloud of gas between us and a light bulb can absorb light of specific wavelengths, leaving dark absorption lines in the spectrum apparent magnitude - ️️the brightness of a star as seen from Earth...
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