The meaning of INERTIA is a property of matter by which it remains at rest or in uniform motion in the same straight line unless acted upon by some external force.

Given this perspective, and borrowing from Kepler, Newton conceived of "inertia" as "the innate force possessed by an object which resists changes in motion", thus defining "inertia" to mean the cause …

Nov 21, 2025 · Inertia, property of a body by virtue of which it opposes any agency that attempts to put it in motion or, if it is moving, to change the magnitude or direction of its velocity. It is a passive …

Dec 3, 2024 · It is closely tied to Newton's First Law of Motion, often called the Law of Inertia, which states that an object will remain at rest or in uniform motion unless acted upon by an external force.

Inertia is the force that causes something moving to tend to continue moving, and that causes something not moving to tend to continue not to move.

INERTIA definition: inertness, especially with regard to effort, motion, action, and the like; inactivity; sluggishness. See examples of inertia used in a sentence.

Definition of inertia noun from the Oxford Advanced Learner's Dictionary. (usually disapproving) lack of energy; lack of desire or ability to move or change. I can't seem to throw off this feeling of inertia. …

Define inertia. inertia synonyms, inertia pronunciation, inertia translation, English dictionary definition of inertia. n. 1. Physics The tendency of a body at rest to remain at rest or of a body in straight line …

Also known as Newton's first law of motion or law of inertia, Newton restated Galileo's idea. The spinning top in the video will keep spinning if there was no friction. Below is what Newton said in …

Simply put, physical objects will resist a change in their state of motion. This is called inertia.