It has not yet succeeded in linking the theory of general relativity with other theories, but scientists are working on this path, i.e. linking general relativity (which is the theory of very large systems) with quantum theory (which is the theory that describes atomic and subatomic systems). There are currently several proposed theories of quantum gravity, but The matter has not been resolved yet.
classical physics
This figure shows the decomposition of light passing through a prism.
Classical physics includes the traditional branches and topics that were recognized and developed well before the beginning of the twentieth century (classical mechanics, acoustics, optics, thermodynamics, and electromagnetism).
translated fromمادة التربية البدنية والدفاع عن النفس