P3.2.1 Circuits And Potenential difference

Question 1

What is potential difference

Answer 1

Potential differenceis the amount of work energy required to move an electrical charge from one point to another.

Question 2

What do you measure potential difference with

Answer 2

You measure potential difference with a voltmeter

Question 3

How do you work out potential difference

Answer 3

Energy transferred(j)=potential difference(v)*charge(c)