Question

what is an equinox ?
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Answer 1

Explanation:

an equinox is a day in which both days and nights are equal.

Answer 2

Answer:

the time when the sun crosses the plane of the earth's equator, making night and day of approximately equal length all over the earth and occurring about March 21 (vernal equinox, or spring equinox ) and September 22

Explanation:

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