WE KNOW LIFE IS EXISTING ON EARTH FROM MILLIONS OF YEARS.
Lets explore the amazing fact about earth
Then a scientists came NICOLAUS COPERNICUS
You can watch full details in this video.
Fact no 1:-Age of the earth
Our earth is very old but we don't know how old is our earth?
It is 4.54 billion years old
Or 454 Crore years old
Fact no 2:- Temperature of the earth.
Average temperature of the earth is 16°C
But temperature varries place to place.
Highest temperature recorded
10 July 1913
Death valley, United States
56.7°C
Lowest temperature recorded
21 July 1983
Vostak station, Russia
-89.2°C
Fact no 3:- The earth was once believed to be the centre of the universe.
By GEOCENTRIC MODEL of solar system
Who present heliocentric model of solar system which is correct as we know
Fact no 4:- The rotation speed of the earth is gradually slowing down.
Deacceleration rate of earth's rotation is slowing down by 17 milliseconds per hundred years.
Why????
Because moon is gradually increase their distance from earth by 3.78CMS/Year.
More = Less rotation
Distance. Speed
When the moon is new and moon is very nearby our earth.
Hence, 1 day=6 hrs
After 454 Crore years
Today 1 day=24 hrs
If we talk about the future
After 14 Crore years
1 day = 25 hrs.
Fact no 5:- Revolution speed of the earth.
We all are know that earth is Revoluting around the sun but did you know the speed.
Earth's Revolution=30KM/SEC
Speed.
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