Day

Unit of time
Thing
A day, a unit of time, is approximately the period of time during which the Earth completes one rotation around its axis with respect to the Sun. In 1960, the second was redefined in terms of the orbital motion of the Earth in year 1900, and was designated the SI base unit of time.
Day
Definition
A day, a unit of time, is approximately the period of time during which the Earth completes one rotation around its axis with respect to the Sun. In 1960, the second was redefined in terms of the orbital motion of the Earth in year 1900, and was designated the SI base unit of time.
Day
Day
A day, a unit of time, is approximately the period of time during which the Earth completes one rotation around its axis with respect to the Sun. In 1960, the second was redefined in terms of the orbital motion of the Earth in year 1900, and was designated the SI base unit of time.
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