Answer: To match the lipsing with the backstage voice artist.
Explanation:
The actor or actress working on state may not use their voice, while acting instead backstage people give voice to them. This occurs because the actress or actor at the stage may not give be attentive towards dialogue delivery or may forget the dialogues in public fear. Thus, it is advised that the actor or actress learn the script thoroughly and should not use own vocabulary or script during dialogue delivery. As it will not match with the voice recording of the actor or actress or with people working at backstage.
There are billions of galaxies in the universe, not just one.
The universe formed from a central point.
Most galaxies in the universe are moving away from Earth.
Explanation:
Hubble's theory is a model of the observable universe and represents the earliest form of evolution of the universe in the form of a big bang. The process of large-scale evolution and origin and growth of the universe.
It explains the development of the universe from an ingle bang where all the galaxies spread and are still growing further apart from each other.
It explains the formation of the university from a single point in the history of time. It also explains the formation of galaxies in the universe such as those of the spiral and elliptical ones. How the galaxies and planets came into the formation from this one single point.
