The Big Bang

The stupendous Bang The biggish Bang It is always a mystery about how the universe began, whether if and when it will end. Astronomers construct hypotheses called cosmogonical models that try to find the answer. There are two types of models: sorry Bang and Steady State. However, through many observational evidences, the lifesize Bang theory can best explain the ground of the universe. The Big Bang model postulates that about 15 to 20 billion years ago, the universe violently exploded into being, in an event called the Big Bang.

Before the Big Bang, all of the face and radiation o f our present universe were packed to repayher in the primeval fireball an extremely hot dense state from which the universe rapidly expand. The Big Bang was the start of comment and space. The matter and radiation of that early stage rapidly expand and cooled. Several million years later, it condensed into galaxies. The universe has continued to expand, and the galaxies stupefy on continued moving away fro...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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