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Day (Gün)
A day is a unit of time. Several different conventions are used to define the length of a day.
- Solar Day: This is the time it takes for the Earth to rotate once with respect to the Sun. It's the time from noon to noon (or sunrise to sunrise). The length of a solar day varies throughout the year, but the average is about 24 hours. Daha fazla bilgi için: Solar Day
- Sidereal Day: This is the time it takes for the Earth to rotate once with respect to the distant stars. It is about 23 hours, 56 minutes, and 4 seconds long. Daha fazla bilgi için: Sidereal Day
- Calendar Day: This is the day as used in calendars, which is usually 24 hours long. To keep calendar days synchronized with the solar day, adjustments like leap seconds are sometimes added. Daha fazla bilgi için: Calendar Day
A day is commonly divided into smaller units like:
- Hours: There are 24 hours in a day. Daha fazla bilgi için: Hours
- Minutes: There are 60 minutes in an hour. Daha fazla bilgi için: Minutes
- Seconds: There are 60 seconds in a minute. Daha fazla bilgi için: Seconds
The term "day" can also refer to the period of daylight, as opposed to night. Daha fazla bilgi için: Daylight