Nothing in the positions of the planets affects humans.
There is no proven connection between planetary activity and any individual's life.
Exactly the same as the change in the sun's position from noon to sunset affects them ... they stay exactly opposite the direction of the sun, but they get longer.
Your question appears incomplete. His position on what exactly... his political position? His position on gay marriage? His position on fixing the economy? His physical position, i.e. sitting, standing, kneeling, bending slightly at the waist. What exactly are you asking.
Several pieces of evidence. For example, the parallax: the apparent position of a nearby star changes slightly, because of the change in Earth's position. That is, its position now will not be exactly the same as its position 6 months later, when Earth is on the other side of its orbit. This is used to calculate the distance of nearby stars.
Exactly.
Sorry to answer a question with a question, but side effects of what exactly?
the clock changes to am at exactly 12 o'clock
Exactly how it affects human life. Loud, scary and deadly.
It doesnt tell exactly when an earthquake will hit.
Not exactly. It is a position within clergy, though.
It changes the world in stages. I am not exactly sure how.
There are many different physical changes that can take place at any given time. To know what exactly these certain physical changes mean we would need to know what the changes are.
What exactly are you trying to ask?