CBSE Tutorials

Tag: 9th Physics

  • Physics 9th: Motion | Graphical Representation of Motion

    Physics 9th: Motion | Graphical Representation of Motion Graphical Representation of Motion A Graph represents the relation between two variable quantities in pictorial form. A graph is plotted between two variable quantities. The quantity that is made to alter at will is called independent variable. The other quantity, which varies as a result of this…

  • Physics 9th: Motion | Acceleration and Retardation

    Physics 9th: Motion | Acceleration and Retardation ACCELERATION We notice that bodies do change their speed or velocity. For example if we see the speedometer of a car, we will notice that the needle keeps on moving, that is the velocity of the car keeps on changing. The rate at which this change in velocity…