Question

what does the term innertia mean

Answer 1

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Here is your Answer !!!

Inertia is that property of a body which causes it to remain in it's state of motion in a straight line, or spin or rest, until or unless some external force is applied on it. Inertia is present due to mass.

Answer 2

Innertia is also called first law of motion and is defined as in a state of motion along a straight line ,unless some external unbalance force is applied on the body to change that state this property is called inertia.