Question

What does space time theory says??​

Answer 1

Answer:

According to the best of current physical theories, space-time explains the unusual relativistic effects that arise from traveling near the speed of light as well as the motion of massive objects in the universe.

Answer 2

$\large{\underline{\underline{\bf{Answer:-}}}}$

Spacetime is any mathematical model which fuses the three dimensions of space and the one dimension of time into a single four-dimensional manifold.