How Does Potential Difference Affect Potential Energy in a Lightning Bolt?

[twigthemoogli]

Homework Statement

The potential difference between a storm
cloud and the ground is 2.13 × 10
8
V.
If a bolt carrying 5 C falls from a cloud to
Earth, what is the magnitude of the change of
potential energy of the charge?
Answer in units of J

Homework Equations

2.13*108
C=5

The Attempt at a Solution

 

[wukunlin]

hint: the unit "volts" in SI units is "Joules per Coulomb"