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2. Diurnal cycle - Wikipedia

   en.wikipedia.org/wiki/Diurnal_cycle

   A diurnal cycle (or diel cycle) is any pattern that recurs every 24 hours as a result of one full rotation of the planet Earth around its axis. [ 1 ] Earth's rotation causes surface temperature fluctuations throughout the day and night, as well as weather changes throughout the year. The diurnal cycle depends mainly on incoming solar radiation.

3. File:Lesson Plan Template.pdf - Wikipedia

   en.wikipedia.org/wiki/File:Lesson_Plan_Template.pdf

   Description. Lesson Plan Template.pdf. English: This Template was given by Dr. Jones at Wake Forest Univ. for Teachers use. Date. 20 October 2006 (original upload date) Source. Transferred from en.wikibooks to Commons by Adrignola using CommonsHelper. Author. The original uploader was Hwilliams at English Wikibooks.

4. Diurnality - Wikipedia

   en.wikipedia.org/wiki/Diurnality

   Humans are diurnal, and organize their work and business mainly in the day [ a ] Diurnality is a form of plant and animal behavior characterized by activity during daytime, with a period of sleeping or other inactivity at night. The common adjective used for daytime activity is " diurnal ". The timing of activity by an animal depends on a ...

5. Lunar day - Wikipedia

   en.wikipedia.org/wiki/Lunar_day

   A full lunar day observed from the Earth, where orbital librationcauses the apparent wobble. A lunar dayis the time it takes for Earth's Moonto complete on its axisone synodic rotation, meaning with respect to the Sun. Informally, a lunar day and a lunar night is each approx. 14 Earth days. The formal lunar day is therefore the time of a full ...

6. Diel vertical migration - Wikipedia

   en.wikipedia.org/wiki/Diel_vertical_migration

   Diel vertical migration (DVM), also known as diurnal vertical migration, is a pattern of movement used by some organisms, such as copepods, living in the ocean and in lakes. The adjective "diel" (IPA: / ˈdaɪ.əl /, / ˈdiː.əl /) comes from Latin: diēs, lit. 'day', and refers to a 24-hour period. The migration occurs when organisms move up ...

7. Circadian rhythm - Wikipedia

   en.wikipedia.org/wiki/Circadian_rhythm

   A circadian rhythm (/ sərˈkeɪdiən /), or circadian cycle, is a natural oscillation that repeats roughly every 24 hours. Circadian rhythms can refer to any process that originates within an organism (i.e., endogenous) and responds to the environment (is entrained by the environment). Circadian rhythms are regulated by a circadian clock whose ...