The Origin of the Universe (Big Bang Theory)

The universe today is organized into structures.

In the (a)   , the star is at the center with planets going around it.

Based on the video, The Big Bang Theory stated that in the beginning there was the (a)   which is a very hot dense state.

The video further showed that from that very hot dense state, there was a sudden rapid (a)   .

According to the video, this process lead to the formation of light elements such as H, He, Li, and Be

(a)  

It further shared that the radiation is called the CMB, which means (a)   .