Question

state of motion and rest are combined property or relative property​

Answer 1

Answer:

If an observer is at rest in his or her own frame of reference, but he may be moving in another observer's frame of reference. So if two different observers are not at rest with respect to each other, then they too get different results when they observe the motion or rest of a body.

Explanation:

Mark me brainlist

Answer 2

Answer

          If an observer is at rest in his or her own frame of reference , but he may be moving in other observer's frame of reference. So if two different observers are not at rest with respect to each other, then they too get different results when they observe the motion or rest of a body.

Hope it helps~