Question

What do you mean by inertia how is it related with interia mass ?

Answer 1

1. INERTIA : The tendency of a body to resist change in a state of rest or state of motion is called interia.
2.MASS : Mass is the quantity of matter in any body denoted by (kg) . Mass can never be zero.
As the inertia of a body changes accordingly it's mass also changes ( Mass = simply weight) as interia state changes its mass will definitely change.