The earth spinning on its axis
The rotation of the earth. Sometimes you're part of the earth is pointed towards the sun, other times it's pointed away from the sun.
Earth's rotation on its axis.
the sun and the moon
Night is to day as nocturnal is to diurnal
Generally they sleep at night
A Hard Day's Night grossed $12,299,668 in the domestic market.
a lynx eats mainly during the night, sometimes day, depends on the season...
nocturnal animals give birth during the day and night
what determines the portion of the moon that you see at night
The Vernal Equinox determines the first day of spring. The Autumn Equinox is what determines the first day of fall.
The sun and moon.
Day or Night
There are 24 hours in a day.
Day Night Day Night was created on 2006-05-25.
The direct and indirect sunlight takes effect on seasons because it could be day or night 24/7. Also it determines what season it is.
Depends on where you are (latitude) and the time of year.
blue paper
The rotation of the earth causes night and day.
A day is 12 hoursA night is 12 hours
The length of night and day depends on how fast a body like Earth is spinning. Of curse, the body's tilt with respect to its star - Sun in Earth's case - continually alters the lengths of days and nights according to the 4 seasons.