Question

Got several need fairly detailed answers.

1)Why electricity is transported at high voltages. KnowingP=I^2R

2) brief explanation of Ohm's law

3)What Series and Parallel circuits are and when would 1 be usedover another.
what are the affects to power/current/resistance..

4) Batteries how they work etc...

5) Electric field and forces on a charged particle
answer all 5 and get max rating...