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Biology 10 Online
OpenStudy (anonymous):

what is a lunar eclipse

OpenStudy (petiteme):

A lunar eclipse occurs when the Moon passes directly behind the Earth into its umbra (shadow). This can occur only when the Sun, Earth, and Moon are aligned exactly, or very closely so, with the Earth in the middle.

OpenStudy (anonymous):

an eclipse in which the moon appears darkened as it passes into the earth's shadow.

OpenStudy (anonymous):

Welcome to OpenStudy @bxddy !

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