Which of these sequences of stellar spectral classifications is in the correct order of INCREASING temperature?
A) K, M, G, F, A, B, O
B) A, B, F, G, K, M, O
C) M, K, G, F, A, B, O
D) O, B, A, F, G, K, M

Question

Quizplus · Accepted Answer

The correct sequence of stellar spectral classifications in order of increasing temperature is M, K, G, F, A, B, O. This sequence follows the mnemonic "Oh Be A Fine Girl/Guy, Kiss Me," which helps to remember the order from coolest to hottest stars.

Which of These Sequences of Stellar Spectral Classifications Is in the Correct