INERTIA

Inertia

Inertia is the resistance of any physical object to any change in its motion . In other words, it is the tendency of objects to keep moving in a straight line at constant linear velocity. The principle of inertia is one of the fundamental principles of classical physics that are used to describe the motion of objects and how they are affected by externally applied forces. Inertia comes from the Latin word, iners, meaning idle, sluggish. Inertia is one of the primary manifestations of mass, which is a quantitative property of physical systems. Isaac Newton defined inertia as his first law in his Philosophiæ Naturalis Principia Mathematica, which states:

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inertia

Noun

  1. The property of a body that resists any change to its uniform motion; equivalent to its mass.
  2. In a person, unwillingness to take action.


The above text is a snippet from Wiktionary: inertia
and as such is available under the Creative Commons Attribution/Share-Alike License.

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