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It has certainly been known for more than 2,000 years. Simple observation showed that tall objects disappeared below the horizon as you travelled away from them even before this.
The circumference was first calculated by Eratosthenes around 200 BC using geometry with remarkably accurate results.
Since that time the world has been circumnavigated proving you can return to the same position by sailing easterly or westerly.
Nowadays, photographs from space are incontrovertible.
Wiki User
∙ 9y ago
Wiki User
∙ 9y agoFor example example when a ship leaves port it gradually disappears over the horizon and also from satellite images.
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Shape of earth geoid or spherical?
The Earth is geoid THE EARTH IS SPHERICAL
How an eclipse is evidence of the Earth being spherical in shape?
an eclipse is a evidence of the earth being in spherical shape is that it can figure it self...
What shape are the earth and the sun?
Spherical
What is the shape of the planet Earth?
Earth's shape is oblate spheroid.
Who was first to realize the spherical shape of the earth?
the first person to discover earth was round was god he made the earth in a spherical shape b00m theres ur answer
Who was the first to realize the spherical shape of the earth?
the first person to discover earth was round was god he made the earth in a spherical shape b00m theres ur answer
What was the shape of the earth according to Pythagoras?
Spherical
What is the shape of the earth according to Aztecs and Morgans?
spherical
What fore gave earth its spherical shape?
Gravity.
How are the globe and the Earth alike?
they are both spherical in shape
Why does Earth have a spherical shape?
Because it has to do with science and its axis
What is the shape of the other GALAXIES?
I think they are also spherical as the earth
