Explain the Galilean Transformation for me?

Answer 1

It assumes that if one observer is moving with velocity V1 and a second observer is moving with velocity V2, the velocity of the second in the reference frame of the first is V2-V1.

Answer 2

L Ron Hubbard the creator of Scientology was a science fiction writer and based his teachings on fantasy not scientific fact. He had no clinical qualifications and many people misteriously disapeared after trying to leave his 'church" He also had no religeous qualifications. It is a cult and involves brainwashing, there is no room to question what you are being taught. His own son broke away from this cult.