Sophia Learning
Sophia: Electric Circuits: Lesson 1
This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 1 of 4 in the series titled "Electric Circuits."
Bozeman Science
Bozeman Science: Voltage, Current & Resistance
Mr. Andersen describes the relationship between voltage, current and resistance in an electric circuit. Ohm's Law is introduced through a circuit simulation.