It is 366 or 365 days
because of the earths rotation and revolution.
A year is based on the time it takes Earth to do one revolution or orbit of the sun.
no they are not
1 year Actually 365-1/4 days (that's why we have leap years).
24 i think.
A year.
Days & Years.
Uranus
Seasons
Rotation and Revolution.
The planet that has the shortest period of revolution is Mercury, which is 88 days. The planet with the longest revolution is Neptune, which is 165 years. Earth's revolution is the third shortest.
we call it revolution.