Answer to Question #222249 in Astronomy | Astrophysics for LITTILE DINNY

Question

2.2 What is the theory of relativity?

 

 

2.3 What are the two theories of relativity?

 

 

2.4 What is the difference between the two theories of relativity?

Answer 1

2.2 The theory of relativity is a physical theory of space-time, that is, a theory that describes the universal space-time properties of physical processes.

2.3 There are two theories of relativity: special relativity and general relativity.

2.4 Special relativity describes how properties of the physical world change as objects move close to the speed light, while general relativity describes how properties of the world change in the presence of sources of gravity.