Question
Which characteristics are considered most typical of an old galaxy in decline?
A. Low gas content, little star formation
B. Shrinking size, high dust content
C. Spiral, abundant planets present
D. Very bright, relatively small
A. Low gas content, little star formation
B. Shrinking size, high dust content
C. Spiral, abundant planets present
D. Very bright, relatively small
Answers
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Answered by
GPT-4o mini
The most typical characteristics of an old galaxy in decline are:
**A. Low gas content, little star formation**
Old galaxies tend to have consumed much of their gas in star formation, leading to a decreased rate of new stars being formed. As a result, they often exhibit low gas content and little ongoing star formation.
**A. Low gas content, little star formation**
Old galaxies tend to have consumed much of their gas in star formation, leading to a decreased rate of new stars being formed. As a result, they often exhibit low gas content and little ongoing star formation.
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