Question

define total internal energy

Answer 1

Inertia is the resistance, of any physical object, to any change in its velocity. This includes changes to the object's speed, or direction of motion.

Answer 2

Internal energy is defined as the energy associated with the random, disordered motion of molecules. It is separated in scale from the macroscopic orderedenergy associated with moving objects; it refers to the invisible microscopic energy on the atomic and molecular scale.
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