Voltage - Understanding Electric Potential Difference

Explore the concept of voltage in this 13-minute physics video from Khan Academy. Learn about electric potential, the difference between electric potential at two points, and how voltage is measured in volts. Gain intuition for voltage using gravity as an analogy, understand positive and negative voltage, and discover why voltage is important in electrical systems. Delve into the fact that voltage is always measured between two points, and uncover the fascinating reason why birds can safely perch on electric power lines. Enhance your understanding of electromagnetics with this free, comprehensive educational resource.

- Intro
- Intuition for voltage using gravity
- Understanding voltage
- Positive and negative voltage
- Why should we care about voltage?
- Voltage is always between two points
- Why birds can stand on electric lines