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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 statement about extrasolar planets found to date is true?
A) Few are found by Doppler shifts of their stars, due to their gravity.
B) Some are so close to their stars that their periods are just a few days.
C) All are terrestrials, comparable in size to Earth.
D) All lie more than 2 A.U. from their star.
E) Most have orbital periods of more than a year.
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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#3
8 years ago
Slight Smile
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