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Home Q & A Board Science-Related Homework Help Physics Astronomy
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adreamer adreamer
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6 years ago
The nebular theory predicts that
A) most stars should have planetary systems
B) only solar-type stars should have planetary systems
C) planetary systems are relatively rare
D) the Sun is unique in having a planetary system
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
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DonskoyDonskoy
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6 years ago
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adreamer Author
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6 years ago
Brilliant ツ
kobbhy
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Yesterday
You make an excellent tutor!
54321abs
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2 hours ago
This site is awesome
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