Question

what is rest?????????????​

Answer 1

Answer:

The body is said to be rest if a body does not position change its position with respect to time

Answer 2

ANSWER

A motion less body with respect to another frame is called rest body or the body will be called it is at rest.

But in this universe no matter seems to be at rest .

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according to relativity concept the which is at rest w.t t.a frame may not be at rest w.r t. other frame.