Overview
Explore the fundamental concepts of electric current in this 13-minute physics video. Learn about the definition of electric current as the net rate of charge flow through a cross-sectional area, measured in amperes. Understand the relationship between voltage and current, and discover the differences between conductors and insulators. Examine a simple circuit and delve into the concept of electron drift. Gain insights into how electrons move from low to high potential, and clarify the distinction between electron current and conventional current. Conclude with fascinating examples of electric current in nature, such as lightning and sparks.
Syllabus
- Intro
- What is electric current?
- Voltage and current
- Conductors and insulators
- Simple circuit
- Electron drift
- Electrons move from low to high potential
- Electron current and conventional current
- Lightning and sparks
Taught by
Khan Academy