Motion

Class 9 Motion Important Questions

Motion Important Questions Define uniform circular motion and give example of it. Why is it called accelerated motion? A car moves with a speed of 30 km/h for half an hour, 25 km/h for one hour and 40 km/h for two hours. Calculate the average speed of the car. Derive the equation for position – […]

NCERT Solutions Class 9 Science Chapter 8 Motion

In-Text Questions Solutions In Text-Questions Page 100 An object has moved through a distance. Can it have zero displacement? If yes, support your answer with an example.Ans:- Yes, an object moving through a distance can have zero displacement. This happens when final position of the object coincides with its initial position. For example, if a […]

Class 9 Motion Notes

Motion Notes Motion:- When a body changes its position with respect to time then the body is said to be in motion. Rest:- A body is said to be in rest if it does not change its position with respect to time. Rectilinear Motion:- Motion in a straight line is called rectilinear motion. Scalar Quantity:- […]

Class 9 Motion Important Questions : Solutions

Motion Important Questions : Solution Define uniform circular motion and give example of it. Why is it called accelerated motion? Sol:- Uniform circular motion can be described as the motion of an object in a circular path at a constant speed.Example:- Motion of an electron around the nucleus in a circular orbit, motion of the […]

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