Which of the following four spectral classifications represents the hottest stellar surface temperature?
A) K
B) A
C) G
D) B

Name: Which of the following four spectral classifications represents the hottest stellar surface temperature? A) K B) A C) G D) B
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Question

Quizplus · Accepted Answer

The spectral classifications of stars are arranged in order of decreasing surface temperature, from the hottest to the coolest: O, B, A, F, G, K, M. Therefore, option D (B) represents the hottest stellar surface temperature.

Which of the Following Four Spectral Classifications Represents the Hottest