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Home Q & A Board Science-Related Homework Help Physics
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Tsync Tsync
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8 years ago
Which type of binary can have their sizes measured directly by photometry?
A) virtual      B) visual      C) eclipsing      D) astrometric      E) spectroscopic
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
This astronomy class is killing me, thanks for chiming in and answering
Minoring in physics
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8 years ago
Cool Smiling Face with Open Mouth
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