The Sun rotates on its axis once every 25.05 (Earth) days.
24 hours
12 hours a day.
17 hours
the sun is at its precipice at 12 noon everyday. therefore it would have to be a full 24 hours before the sun hit the precipice again.
Do the math. 365 days a year. 24 hours in a day. So about 8760.
12 hours
The sun rises at 06.30 hours and sets at 09.30 on a long summer day. That is 16 hours of sun!!
Mercury takes 87.97 days to orbit the Sun, and there are 24 hours in a day.
A day is still 24 hours. The sun may not rise or set during that period.
24
one to two hours
becuz their from sunrise to sun down is considered a day and 24 hours on the clock is one day and one day contruibutes to the calender.