Question

plzz give me ch8 notes of physics class 9th​

Answer 1

Motion Page/Excercise 102. Speed is the distance travelled by an object per unit time. It does not have any direction. Velocity is the displacement of an object per unit time.Motion, Science, Class 9. MOTION. If we look around us, we find that there are number of objects which are in motion. An object is said to be in motion if it change its position with the passage of time. In other words, the movement of an object is known as the motion of the object.