Different people use the term.
Big bang theory science diagram.
The model describes how the universe expanded from an initial state of extremely high density and high temperature and offers a comprehensive explanation for a broad range of observed phenomena including the abundance of light elements the.
It doesn t attempt to explain what.
The big bang is an attempt to explain how the universe developed from a very tiny dense state into what it is today.
It since grew over 13 7 billion years into the vast and.
The big bang theory proposes that the universe began as an extremely hot and dense dot only a few millimeters wide.
The big bang theory represents cosmologists best attempts to reconstruct the 14 billion year story of the universe based on the sliver of existence visible today.
Although the big bang theory is famous it s also widely misunderstood.
That s not quite right.
The big bang theory developed after about 15 billion years.
Planck time and the use of force.
A common misperception about the theory is that it describes the origin of the universe.
The big bang theory is the leading explanation about how the universe began.