why the day is 24 hours
how the human knew that an who did it
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Answers · 4
1
haha... u will ask god
1
We knew this thousands of years ago. It is determined by the rotation of the Earth on its axis*. It wasn't all that difficult to work out.
* which, by the way, is based on the sidereal day, which we now know to be 23 hrs 56 mins (approx).
0
That's because we need 7 hours to sleep,7 hours to study or work,7 hours to play around,what's more,3 hours to enjoy the meal ~~Just kidding~O(∩_∩)O
0
time earth takes to turn 360° duh
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