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killian killian
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10 years ago
You measure the parallax angle for a star to be 0.1 arcseconds. The distance to this star is
A) 10 light-years.
B) 10 parsecs.
C) 0.1 light-year.
D) 0.1 parsec.
E) impossible to determine.
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padrepadre
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9 years ago
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killian Author
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9 years ago
Yes! Thanks sir
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