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Author Question: A year is defined as A) the time it takes for Earth to complete a rotation on it (Read 660 times)

Melanie

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on: Aug 28, 2013
A year is defined as
A) the time it takes for Earth to complete a rotation on its axis.
B) the time it takes for the moon to complete an orbit of Earth.
C) the time it takes for the moon to complete a phase cycle.
D) the time it takes for Earth to complete an orbit around the Sun.
E) the time it takes for the Sun to complete an orbit around Earth.


penza

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Reply #1 on: Aug 28, 2013
Oh! I know the answer is D.


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