The Moon!
Easter is one of the Movable Feasts. It never stays on a fixed date.
What people use, to determine the date, is what is called a Lunisolar calendar. By calculating the position of the moon, they are able to identify the date.
This, Lunisolar calendar, is a complicated mathimatical forumla also explaining things like: when a leap year is (as a year is 365.25 days), or an 19-year cycle.
If you would like to learn more about the Lunisolar calendar, go to Wikipedia: Lunisolar Calendar, or New Year Festival: Lunisolar Calendar.
In 2013, Easter Sunday falls on March 31st.
Easter Sunday falls on March 31, 2013.
Easter falls on Sunday, third day after Good Friday. So it lasts for 24Hours.
Thanksgiving Easter Labor Day Memorial Day
Ascension day falls always 40 days after the Easter and the month of it is May.
Pentecost is celebrated on the 50th day after Easter (including Easter Sunday). Thus, Pentecost will be on May 23 in every year that Easter falls on April 4, which includes the years 2010, 2021, 2083, and 2094.
No, the Ascension is traditionally celebrated 40 days after Easter, which is roughly six weeks but not exactly.
There isn't. Mother's Day celebrates mothers' hard work. Easter celebrates Christ's resurrection.
First full moon.
Easter falls on the last Sunday of the month of March (most of the time). This is because it is the first Sunday after the Vernal Equinox. This was done to prevent Easter and Passover falling on the same day.
Some important holidays in Cyprus include Independence Day (1st of October), Greek Cypriot National Day (25th of March), and Orthodox Easter. Another significant holiday is Christmas, which is celebrated by both Greek Cypriots and Turkish Cypriots.
The main Greek holiday is Easter. Various saint's days, especially the feast day of Mary, are also important.