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General Science • PhysicsEasy

What is the term used for the resistance of a body to any change in its state of rest or uniform motion?

A. Momentum
B. Inertia✓ Correct Answer
C. Torque
D. Impulse

💡 Solution & Explanation

Inertia represents the intrinsic property of a physical body that causes it to resist any alteration in its current state of rest or constant uniform motion unless acted upon by an external force. Momentum refers to the product of mass and velocity, while torque is the rotational equivalent of linear force. This concept forms the foundation of Newton's first law of motion, often called the law of inertia. Mass serves as the quantitative measure of an object's translational inertia in classical mechanics.

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