Answer:
The spectral types and sub-classes represent a temperature sequence, from hotter (O stars) to cooler (M stars), and from hotter (subclass 0) to cooler (subclass 9). The temperature defines the star's "color" and surface brightness. ... Stars are also classified by luminosity class.
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Answer: am equals 11 and ab equals 50÷8
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Just add or divide or multiple or subtract
True.
20 character filler.
Answer:
The consequences of the crisis were many and varied. Relations between Cuba and the Soviet Union were on shaky ground for some time after Khrushchev's removal of the missiles, as Fidel Castro accused the Russians of backing down from the Americans and deserting the Cuban revolution.
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