A force is the product of mass and acceleration. Its SI units are kg.m&#x2F;s^2<p>Inertia is an inherent property of mass. If it were the same as a force its units would be the same.<p>So it&#x27;s really not tomayto...tomato I&#x27;m afraid.  It&#x27;s right and wrong.<p>You are right the point has been laboured, but it upsets me to think you would go on under this misconception.