December 21 is the winter solstice. This is the first day of winter in the Northern Hemisphere, and the shortest day of the year. The earth is tilted approximately 23.5 degrees on its axis. On two days of the year, the equator of the earth is closer to the sun due to this tilt. These days are June 21 and December 21. On December 21, the sun appears to be close to the horizon, resulting in the shortest day of the year. From December 21 onward, days get longer and longer.
In the Southern Hemisphere it is the day with most sunlight.
June and December. Specifically, the summer equinox is on June 21 (sometimes June 20) and the winter equinox on December 21 (sometimes December 22).
From 21 November 1980 to 21 November 2008 is exactly 28 years. From 21 November 2008 and to 9 December 2008 is 19 days You are 28 years and 19 days old.
December 21
because its important to growing plants and keeping anmials alive
Apollo 8, launched December 21, 1968, entering lunar orbit December 24, 1968.
The December solstice often falls on that date.
The important dates of the Santa Barbara mission is December 4, 1786 and December 21, 1812
Mystery Science Theater 3000 - 1988 Santa Claus Conquers the Martians 4-21 was released on: USA: 21 December 1991
Mystery Science Theater 3000 - 1988 Santa Claus 6-21 was released on: USA: 24 December 1993
Science is the process by which we determine facts about the natural world. It is important, because it is by science that we develop new technology and understanding. Nothing else does this.
12/21 is December 21. and December 21 is the winter solstice.
December 21 2012 will be a Friday.
December 21 1978 was a Thursday.
21 December 2012 will be a Friday.
It is the 21 of December?
Science of the Bible - 2005 The Real Mary Magdalene 1-9 was released on: USA: 21 December 2005
It will be the winter solstice, the shortest day of the year. I don't know why the year is important.