Question

Rest and motion are _____terms.

Answer 1

Rest: An object which does not change its position with time is said to be at rest.

A diagram to represent the rest:

Motion: An object that changes its position with respect to time is known as a moving object.

A diagram to represent the motion:

Example:

If a person is sitting on a train and the train is moving, then the person is at rest with respect to the interiors of the train, but the person is in motion with respect to the surroundings outside the train.

Hence, rest and motion are relative terms.