In physics, motion is the phenomenon in which an object changes its position over time. Motion is mathematically described in terms of displacement, distance, velocity, acceleration, speed, and time. … Thus, everything in the universe can be considered to be in motion.

What is motion and rest Class 9?

The objects which do not change their positions with time are said to be at rest. The objects which change their positions with time are said to be in motion.

What is motion in short note?

Motion is the change in position of an object with respect to its surroundings in a given interval of time. … Motion is mathematically described in terms of displacement, distance, velocity, acceleration, and speed.