The Greeks were the first to determine that the earth was a sphere and they modeled their maps that way.
pathagoras
aryabhata
it was ferdinand magellan who circumnavigated the world
It is impossible to say who first made the suggestion. Eratosthenes made a remarkably accurate calculation of the size of the earth around 200 BC. So the ancient Greeks certainly knew the world was a sphere.
Labeled the Big Bang theory, the other planets crashes into eachother, forming a large mass of space rock, which formed the shape of a sphere, or, Earth.
The troposphere, I do believe.
PYTHAGOREANS
pathagoras
chistopher coulmbus
Since the Earth is a sphere, there is no beginning and end, since a sphere is a never-ending shape. Therefore there is no last or first country.
aryabhata
it was ferdinand magellan who circumnavigated the world
It is impossible to say who first made the suggestion. Eratosthenes made a remarkably accurate calculation of the size of the earth around 200 BC. So the ancient Greeks certainly knew the world was a sphere.
Imagine that you are on a beach and there will be a boat coming, if the Earth is flat, you should see the whole boat, but if it a sphere, you should only see the sail first. If you are unsure, try this idea.
Man believed Earth to be flat and the stars to be a covering or blanket for Earth.An eclipse was considered to be an omen of either a wonderful event or a terrible disaster.Greek philosopher Pythagoras is accredited as being the first to describe Earth as a sphere during the fifth century BC.
Eratosthenes
The Greek philosophers discovered the earth was spherical in the 6th century BC. Parmenides also discovered this in the 5th century BC. In 330 BC Aristotle put for the position based on physical theory and observational evidence.