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If a star appears to be very red (like Betelgeuse), it is likely to be in which spectral class? O A G M
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If a star appears to be very red (like Betelgeuse), it is likely to be in which spectral class? O A G M

User Tyrex
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If a star appears to be very red, it would be in the spectral class "M" since that is where it is the lowest temperature, with the slowest waves.

Answer: M

Hope this helps!
User Maselko
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MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
(The answer is M in case you couldn't tell)
User Keithius
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