The current model is called the Heliocentric model - where the Sun is at the center of the solar system . The previous model, which was the leading one until 16th century was called the geocentric model- and people believed that all the planets and the Sun revolved around the Earth.
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Answer:
The Gobi Desert is the largest desert in Asia.
Explanation:
It covers 500,000 square miles, extending from northern China into Mongolia
Explanation:
At the center its weight is zero. Or you can argue by symmetry: if the weight is not zero, in what direction would it act?
The most populated region of Australia is the southeastern coast because drops grow much better there and the vast majority of Australia is desert.