![Theories on the Origin of the Universe. The Big Bang Theory This theory states that Universe was once in an extremely hot and dense state which expanded. - ppt download Theories on the Origin of the Universe. The Big Bang Theory This theory states that Universe was once in an extremely hot and dense state which expanded. - ppt download](https://images.slideplayer.com/18/6151703/slides/slide_2.jpg)
Theories on the Origin of the Universe. The Big Bang Theory This theory states that Universe was once in an extremely hot and dense state which expanded. - ppt download
![Origin of the Universe. The three main theories put forward to explain the origin and evolution of the universe are: The Big Bang Theory The Steady State. - ppt download Origin of the Universe. The three main theories put forward to explain the origin and evolution of the universe are: The Big Bang Theory The Steady State. - ppt download](https://images.slideplayer.com/14/4492200/slides/slide_4.jpg)
Origin of the Universe. The three main theories put forward to explain the origin and evolution of the universe are: The Big Bang Theory The Steady State. - ppt download
![The Big Bang theory, describes how the universe expanded from an initial state of extremely high density and high temperature. Light elements, cosmic Stock Photo - Alamy The Big Bang theory, describes how the universe expanded from an initial state of extremely high density and high temperature. Light elements, cosmic Stock Photo - Alamy](https://c8.alamy.com/comp/2CEERW3/the-big-bang-theory-describes-how-the-universe-expanded-from-an-initial-state-of-extremely-high-density-and-high-temperature-light-elements-cosmic-2CEERW3.jpg)