4 When an electron moves from A to B along an electric field line, the electric field does of work on […]
electric potential
4 
The electric potential difference between the ground and a cloud in a particular thunderstorm is V. In the unit electron-volts, […]
The electric potential difference between the ground and a cloud
2 A particular 12 V car battery can send a total charge of 84 A • h (ampere-hours) through a circuit, […]