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Tsync Tsync
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Posts: 3450
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8 years ago
The region on the H-R diagram where pulsating variables occur is called the:
A) main sequence appendix.
B) mass-luminosity relation.
C) horizontal branch.
D) instability strip.
E) period-luminosity relation.
Textbook 
Astronomy Today

Astronomy Today


Edition: 8th
Authors:
Read 186 times
3 Replies
Minoring in physics
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RatatouilleRatatouille
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Posts: 3710
8 years ago
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Tsync Author
wrote...
8 years ago
This astronomy class is killing me, thanks for chiming in and answering
Minoring in physics
wrote...
8 years ago
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