Multiple Choice
An astronomer observes two Type Ia supernovas in different galaxies.The first is in a galaxy 100 Mpc away.If the second supernova is 10⁶ times fainter than the first but has an identical light curve,how far away is the second supernova's host galaxy?
A) 103 Mpc
B) 108 Mpc
C) 106 Mpc
D) 105 Mpc
Correct Answer:
Verified
Correct Answer:
Verified
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