A. At what point is there the most potential energy? b. At which point is there the most kinetic energy?
c. Where is potential energy increasing?
d. Where is kinetic energy increasing?

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.

you go to your settings preference and in the end youll see sth that says "i want to delete my acc" click on it and u'll acc will be deleted but u have to wait.

v=ir = 3x15 =45 v