Admin Table of Contents [hide]
How many seconds makes a year?
31,536,000 seconds
one year would equal 365 times 24 times 60 times 60 seconds…or 31,536,000 seconds!
How long is 500000 second?
Seconds to Hours
| 1 Seconds = 0.000278 Hours | 10 Seconds = 0.0028 Hours | 2500 Seconds = 0.6944 Hours |
|---|---|---|
| 8 Seconds = 0.0022 Hours | 500 Seconds = 0.1389 Hours | 500000 Seconds = 138.89 Hours |
| 9 Seconds = 0.0025 Hours | 1000 Seconds = 0.2778 Hours | 1000000 Seconds = 277.78 Hours |
Why are there only 24 hours in a day?
Our 24-hour day comes from the ancient Egyptians who divided day-time into 10 hours they measured with devices such as shadow clocks, and added a twilight hour at the beginning and another one at the end of the day-time, says Lomb. “Night-time was divided in 12 hours, based on the observations of stars.
How many seconds are in a whole day?
86,400 seconds
There are 86,400 seconds in 1 day.
Who created time?
The measurement of time began with the invention of sundials in ancient Egypt some time prior to 1500 B.C. However, the time the Egyptians measured was not the same as the time today’s clocks measure. For the Egyptians, and indeed for a further three millennia, the basic unit of time was the period of daylight.
Who invented minutes?
the Babylonians
Who decided on these time divisions? THE DIVISION of the hour into 60 minutes and of the minute into 60 seconds comes from the Babylonians who used a sexagesimal (counting in 60s) system for mathematics and astronomy. They derived their number system from the Sumerians who were using it as early as 3500 BC.
How long are Earth’s days?
23 hours and 56 minutes
On Earth, a sidereal day is almost exactly 23 hours and 56 minutes.
How long is Earth’s orbit?
365 days
Earth/Orbital period
How many hours are in April?
| Month | Number of Days | Number of Hours |
|---|---|---|
| April | 30 | 720 |
| May | 31 | 744 |
| June | 30 | 720 |
| July | 31 | 744 |
How many times 60 is 3600?
= 3600 sec. = 360 min × 60 sec. = 21,600 sec.