relativnosti
Relativity, in physics, refers to theories about space, time, and gravitation that reject the idea of an absolute space or time and emphasize that physical laws depend on the observer’s state of motion. In many languages the term is rendered as relativnost or relativnost, but the science is the same.
Two main theories form the core of modern relativity: special relativity (SR) and general relativity (GR). Special
Experimental support includes measurements during solar eclipses, precision timing with atomic clocks, observations of binary pulsars,
Philosophical relativity, by contrast, concerns the dependence of knowledge or truth on conventions or perspectives, and