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symbo symbo
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7 years ago
The true orbital period of a planet around the Sun, compared to the background stars, is called its

(a)   sidereal period.
(b)   synodic period.
(c)   rotation period.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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papachulopapachulo
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7 years ago
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