WORLD CIVILIZATION

Detailed explanation-1: -The exact origin of the ancient Egyptian calendar is unknown, but it is estimated to have started around 5, 000 years ago. The ancient Egyptians used a lunar calendar exclusively until they adopted their solar calendar.

Detailed explanation-2: -A solar calendar developed by the ancient Egyptians to divide the year into 13 months. It depends on the sun cycle. The Egyptian calendar is one of the first calendars known to mankind. The ancient Egyptians then discovered the lunar year and divided it for seasons, months, days and hours.

Detailed explanation-3: -The Egyptian calendar was based of a year of 365 days, with twelve months and three seasons. Each month had three ten-day weeks, for a total of 30 days. The last five days of the year corresponded to the birthdays of five deities: Osiris, Isis, Horus, Seth and Nephthys.

Detailed explanation-4: -Egyptian calendar, dating system established several thousand years before the common era, the first calendar known to use a year of 365 days, approximately equal to the solar year. In addition to this civil calendar, the ancient Egyptians simultaneously maintained a second calendar based upon the phases of the moon.

Detailed explanation-5: -The ancient Egyptian calendar – a civil calendar – was a solar calendar with a 365-day year. The year consisted of three seasons of 120 days each, plus an intercalary month of five epagomenal days treated as outside of the year proper. Each season was divided into four months of 30 days.