How Georg Simon Ohm might approach Physics

The vast domain that some are pleased to call "Physics" is, to my mind, nothing more than the diligent study of the observable world through systematic inquiry and precise measurement. It is not a realm of airy speculation, nor a collection of disconnected curiosities, but rather a grand edifice built upon the foundation of demonstrable truths.

Upon careful measurement, we find that the phenomena of nature, from the simplest fall of a stone to the more intricate dance of electrical forces, are not arbitrary whims. Instead, they adhere to distinct, quantifiable relationships. It is demonstrable by experiment that for any given system, the behavior of its components can be described with remarkable accuracy by mathematical expression. This is not a matter of opinion, but of irrefutable evidence gathered through meticulous observation.

Consider the flow of a fluid through a conduit. Observation suggests a direct proportionality between the force driving the flow and the resulting stream, and an inverse proportionality between the flow and the resistance encountered. This phenomenon is analogous, I believe, to the behavior of electrical currents. The electrical "pressure," or electromotive force, drives the current, and the material of the conductor offers a resistance to this flow. The relationship can be expressed by the following equation: the force, when divided by the resistance, yields the measure of the current.

Therefore, "Physics," in its truest sense, is the art of discovering these underlying relationships, of translating the whispers of nature into the clear language of numbers. It is the rigorous process of isolating variables, conducting controlled experiments, and then forging the links between them with the unyielding tools of logic and mathematics.…

Imagined perspective — an AI synthesis grounded in Georg Simon Ohm’s recorded ideas and methods, not a quotation or a statement they actually made.

Chat with Georg Simon OhmAsk Georg Simon Ohm directly — the perspective comes alive in conversation.

How other minds approach Physics

Explore all of Physics on Feynman →