Physics
Class 9
গতি (Motion)
- 1. Introduction
- 2. Distance and Displacement
- 3. Concept of reference point
- 4. What is linear motion
- 5. What is distance covered
- 6. What is displacement
- 7. Distance vs displacement
- 8. Distance vs displacement – Example
- 9. Concept of motion
- 10. Uniform and non-uniform motion
- 11. Speed
- 12. More on speed
- 13. Speed – example
- 14. Average speed
- 15. Formula of speed
- 16. Velocity
- 17. More on velocity
- 18. Velocity – example 1
- 19. Velocity- example 2
- 20. Velocity formula
- 21. Average velocity
- 22. Acceleration
- 23. Acceleration – example 1
- 24. Acceleration – example 2
- 25. Position-Time graph
- 26. PT graph – example 1
- 27. PT graph – example 2
- 28. PT graph – example 3
- 29. Equations of motion
- 30. Equations of motion – example 1
- 31. Equations of motion – example 2
বল আৰু গতিৰ সূত্ৰ (Force)
- 1. Introduction
- 2. Balanced and unbalanced force
- 3. Balanced and unbalanced force 2
- 4. Newton’s first law
- 5. Newton’s first law in everyday life
- 6. What is momentum
- 7. Newton’s second law
- 8. Mathematical form of 2nd law
- 9. What is one Newton
- 10. Newton’s first law from the second law
- 11. Newton’s second law in everyday life
- 12. Newton’s third law
- 13. Few points on Newton’s third law
- 14. Conservation of momentum
- 15. Conservation of momentum – proof