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Inertia of motion, , Inertia of motion is the tendency of a body to remain in its state of, , motion or its inability to change its state of motion by itself., Eg , = A running athlete cannot stop himself abruptly at the finishing line, in a race., , => When a moving bus is suddenly stopped, the standing passengers, tend to fall forward., , , , , , Inertia, , , , * Inertia is the inability of a body to change its state of rest or of uniform, motion along a straight line by itself., , Mass and Inertia, , =» The inertia of an object depends upon its mass., => When the mass increases, inertia also increases., , Assignment, , 1. It is dangerous for loaded vehicles to negotiate curves without, reducing speed. Why?, , 2. Find out more examples of inertia and complete the table., Text book page No.49 Table 3.2