Question

Learning goal:to understand the postulates of special relativity and their relationship to galilean relativity.einstein's theory of special relativity is based on two postulates:

Answer 1

The two postulates are:
The principle of relativity: The laws of physics are the same in any inertial coordinate system, which usually used to observe whether the object is moving at a constant speed.
The speed of light in vacuum is constant, which indicates that observers in any inertial coordinate system had the same value for the speed of light