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Tsync Tsync
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8 years ago
In a spectroscopic binary system, the star showing the larger blue shift is:
A) hotter and receding faster.
B) more massive and approaching us.
C) cooler and receding the fastest.
D) less massive of the pair and receding slower.
E) less massive and approaching us at this moment.
Textbook 
Astronomy Today

Astronomy Today


Edition: 8th
Authors:
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Minoring in physics
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RatatouilleRatatouille
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8 years ago
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Tsync Author
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#2
8 years ago
Exactly what I needed Smiling Face with Open Mouth
Minoring in physics
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#3
8 years ago
Cool Smiling Face with Open Mouth
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