As a physicist, physics is not math. Math is a tool you can use to do physics, but you can absolutely do physics without it.
In fact, qualitative physics is the best kind.
That's why people are pushing for 15 minutes cities. If you had a small local grocer within a mile of your house and did trips every few days instead on one big trip every other week, then it's doable by foot/bike.
North American cities are designed for cars, and it'll take decades to change if we start now. But we need to do it sooner or later.
F is just random and some people are used to it, and then try to assign meaning to the random points.
Why should the temperature of a horse have any relation with the weather?
As a physicist, physics is not math. Math is a tool you can use to do physics, but you can absolutely do physics without it. In fact, qualitative physics is the best kind.