Question

define the theory of relativity........ Let's see answers this​

Answer 1

▶️⏩Hey mate here is your answer...!!!◀️⏪

⏩▶️A theory, formulated essentially by Albert Einstein, that all motion must be defined relative to a frame of reference and that space and time are relative, rather than absolute concepts: it consists of two principal parts.◀️⏪

♥️Hope this will help you...!!!♥️

Answer 2

In 1905, Albert Einstein determined that the laws of physics are the same for all non-accelerating observers, and that the speed of light in a vacuum was independent of the motion of all observers. This was the theory of special relativity.