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doit_the_clown doit_the_clown
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The synodic period for a planet is different from its sidereal period because

(a)   the Earth (and hence the observer) moves.
(b)   the planet’s speed varies as it moves around the Sun in its orbit.
(c)   the planet’s orbital distance from the Sun is different from that of Earth from the Sun.
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Discovering the Universe

Discovering the Universe


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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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hyponoticahyponotica
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7 years ago
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