The flow of current from negative to positive is defined as what aspect of the circuit?

The flow of current from negative to positive in a circuit is defined as polarity. Polarity refers to the direction of the electrical current and the designations of positive and negative. In an electrical circuit, current is conventionally described as flowing from the positive terminal to the negative terminal, but electron flow, which constitutes the actual physical current, moves from negative to positive. Understanding polarity is crucial for recognizing how components are connected and how they should function in a circuit, as incorrect connections can result in malfunction or even damage to equipment.

Resistance, current flow, and voltage are all important aspects of electrical circuits, but they do not define the directional flow of current as polarity does. Resistance refers to the opposition to current flow, current flow concerns the amount of charge passing through a conductor, and voltage measures the electrical potential difference. Therefore, the definition of the flow of current being associated with polarity is key to understanding the fundamental principles of electricity and circuit design.