The Big Bang model is a theory about the early development of the universe. The Big Bang theory says that the Universe was once in an extremely hot and dense state and this expanded rapidly (this is known as big bang). This Big Bang or ...
The Big Bang model is a theory about the early development of the universe. The Big Bang theory says that the Universe was once in an extremely hot and dense state and this expanded rapidly (this is known as big bang). This Big Bang or ...