Which Sequence Correctly Lists the Spectral Classes of Stars in Order

question 56

Multiple Choice

Which sequence correctly lists the spectral classes of stars in order of decreasing temperature (from hottest to coolest) ?

• A) A B F G K M O
• B) O A B G F M K
• C) A F O B M G K
• D) O B A F G K M

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Definitions:

Conversational

Pertaining to or characteristic of informal spoken exchange or dialogue.

Mothers

Female parents who raise and nurture their offspring, playing a critical role in their development and well-being.

Maintenance Work

Tasks and activities carried out to keep machinery, buildings, infrastructure, and other assets in working condition and prevent breakdowns.

Men

Adult human males.