Genkhis Khan created Mongol empire which was world's second largest empire by area. While Mongol conquests were exceptionally bloody, after the conquests came , a century plus of relative peaces and prosperity. Large empire under stable rule eased communication (led to creation of world's first postal system) and unified administration helped to create commerce.
There are billions of galaxies in the universe, not just one.
The universe formed from a central point.
Most galaxies in the universe are moving away from Earth.
Explanation:
Hubble's theory is a model of the observable universe and represents the earliest form of evolution of the universe in the form of a big bang. The process of large-scale evolution and origin and growth of the universe.
It explains the development of the universe from an ingle bang where all the galaxies spread and are still growing further apart from each other.
It explains the formation of the university from a single point in the history of time. It also explains the formation of galaxies in the universe such as those of the spiral and elliptical ones. How the galaxies and planets came into the formation from this one single point.
According to IRS, it allows for a single tax-free rollover of a 529 account per beneficiary in a 12-month period. This 12 month rule should not be violated because it can result to a 10% penalty on the earnings. However, transfers across siblings are not considered rollovers.