Question

When there is no change of an object with respect to time then it is called dash​

Answer 1

Answer:

A body is said to be in motion if it changes its position over time.

Answer 2

If an object is not changing relatively to a given frame of reference, the object is said to be at rest, motionless, immobile, stationary, or to have a constant or time-invariant position with reference to its surroundings.