An electrical circuit is a closed loop through which electric current flows, typically consisting of a power source, conductive path, and components like resistors or switches. Articles are a unique way for readers to learn about the world around them. In addition to building reading comprehension skills and increasing vocabulary, articles can be used for writing and research. Electrical Circuits is broken into 6 single-page sections: What is an Electrical Circuit?, Types, Conductors and Insulators, Electrical Circuits in Daily Life, and Words to Know.