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DAY 2

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DAY 2

H
haguet sandrine

46 Views • Aug 05, 2009

Wikipedia Context

A day is the time period of a full rotation of the Earth with respect to the Sun. On average, this is 24 hours. As a day passes at a given location it experiences morning, afternoon, evening, and night. This daily cycle drives circadian rhythms in many organisms, which are vital to many life processes.

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Description

L'EPT Deauville 2009 de Pedro Pok