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HOW ancient imagined universe

As ancient imagined universe

Since ancient times, people have anxiously watchedstarry sky, trying to unravel the mystery of the world structure. Today, humanity knows a lot more about how the universe is arranged, what elements and objects she is.

But the ancient view of the universe significantly different from modern scientific views.

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1

One of the oldest survivingcontemporary descriptions of the universe belongs to the Indians. They seriously believed that the Earth is flat and rests on the backs of three giant elephants that stand on a huge turtle. Turtle Indians also placed on the snake, which was the personification of the sky and closes all conceivable space.

2

The neighbors of the Indians, the inhabitants of ancient Mesopotamia,was situated between the Tigris and Euphrates, it is assumed that the Earth is a giant hill, surrounded on all sides by the boundless sea. Over land and sea waters of the inhabitants of Mesopotamia positioned starry sky, which took the form of a giant upturned bowl.

3

It took several centuries, while in ancient GreeceIt was not suggested that the earth plane is not similar to, and has a spherical shape. This is the opinion the ancient Greek mathematician Pythagoras. Somewhat later, the Pythagorean assumption logically substantiated and proved the Greek philosopher Aristotle.

4

Aristotle developed his own model of the structureUniverse. In the center he placed a fixed earth around which ostensibly revolved more solid and transparent celestial spheres. In each area we have been fixed a variety of celestial bodies - stars, sun, moon, planets. The movement of all these areas provide a special motor of the universe.

5

Aristotle's views on the structure of the universe evolvedGreek astronomer Ptolemy, who lived in the II century AD in pozdneellinistichesky period. In his system also celestial bodies attended, located around the Earth. According to Ptolemy, the boundaries of the universe determined by the sphere of the fixed stars.

6

The system of the Greek astronomer prettya good description of the apparent movement of the celestial bodies and thus entrenched in science for centuries. Ptolemy's views have been taken in the Arab and the Western world until the creation of the heliocentric system proposed by Copernicus.

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