You probably really do want to understand the answers to your questions btmo; I wish you well with your searching.
I was hoping someone here would explain gravity. I get confused as to what scientists believe about it, they do say some very strange things, and yet none of them have demonstrated it.
It is supposed to hold all that water to the ball and all that sort of thing, yet I observe, with my own eyes, that it can't hold something simple like cigarette smoke. So yes, it is very confusing.
