Why “F = ma” is the most important equation in physics From high school through the professional ranks, physicists never tire of Newton’s 2nd Law. Ethan Siegel Ethan Siegel Follow Dec 8 · 11 min read If there’s one equation that people learn about physics — and no, not Einstein’s E = mc² — it’s Newton’s F = ma. Despite the fact that it’s been in widespread use for some ~350 years now, since Newton first put it forth…

https://medium.com/starts-with-a-bang/why-f-ma-is-the-most-important-equation-in-physics-ebd9afb21e9d