www.reference.com/science/four-seasons-year-5fdf3b089969b89c

The four seasons of the year are winter, spring, summer and autumn. Each of these seasons occur depending on the Earth's position in its orbit and the tilt of the planet as it moves through its orbit.

www.reference.com/article/many-episodes-season-1-episodes-fa6032d1f34fdf5b

The first season of "Episodes" features seven episodes. It aired on Showtime from January 9, 2011 to February 20, 2011. It aired on BBC Two from January 10, 2011 to February, 21, 2011.

www.reference.com/world-view/many-months-nba-season-a3f52d150e2e7c11

Since the 1967 to 1968 season, each team in the National Basketball Association plays 82 games in 6 months for the regular season beginning on the last week of October to April of the following year. As of the 69th 2014 to 2015 NBA season, the 82-game, 6-month schedule regular season was retained fr

www.reference.com/science/many-weeks-year-263147d70bb71603

Most years in the Gregorian calendar have 52 full weeks and one day. Leap years have 52 full weeks and two extra days. Certain years in the Gregorian calendar, however, will have 53 numbered weeks. These are the years when January 1 falls on a Thursday or is a leap year that starts on a Wednesday. W

www.reference.com/article/many-work-weeks-year-d69713dde275a055

There are 52 recognized work weeks in a year. This is based on a regular calendar year in the United States where employees work a 40-hour work week.

www.reference.com/world-view/many-nfl-regular-season-games-1c39b89440b3e8ff

There are 256 NFL games played over a period of 17 weeks in a regular season. Each team plays 16 games and is given a bye week where they are not playing. This bye week is drawn randomly at the start of each season.

www.reference.com/article/many-seconds-year-78983fe4a31c46b2

There are 31,536,000 seconds in a 365-day Earth year. This number is calculated by multiplying 60 seconds per minute by 60 minutes per hour, and multiplying the answer by 24 hours per day and 365 days per year.

www.reference.com/science/many-working-days-year-601d6ba6a344bb05

Excluding weekends or public holidays as non-working days, 2014 has 251 work days. Excluding weekends as non-working days but including public holidays, 2014 has 261 work days. Assuming 8-hour days, that is equivalent to 2,088 hours of work per year.

www.reference.com/world-view/many-weeks-school-year-a8838efc5c527336

The schedule for public schools lies with each particular school district of which it is a part; as such, the total number of weeks in a school year can vary considerably. The number of weeks in a school year for a private school is set by the school in question.

www.reference.com/science/many-school-days-year-cfdaf576671df634

The number of school days in a year depends on the state; 30 states have 180 school days, according to Education Commission of the States, 2013 update. Two states set minimum school days higher than 180 days, and 11 states have a minimum that falls between 160 and 179 days.