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Home Q & A Board Science-Related Homework Help Physics
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staedtler staedtler
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7 years ago
How did supernova SN 1987A differ from most other observed supernovae?
A)   It occurred in an external galaxy, not our Milky Way Galaxy.
B)   It reached a maximum luminosity ten times that of a normal supernova.
C)   It declined in brightness much faster than most supernovae.
D)   The star was a blue supergiant when it blew up rather than the usual red supergiant.
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Discovering the Universe

Discovering the Universe


Edition: 7th
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discovererdiscoverer
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7 years ago
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staedtler Author
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7 years ago
I really appreciate your help!
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