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  1. Force - Wikipedia

    In physics, a force is an action (usually a push or a pull) that can cause an object to change its velocity or its shape, or to resist other forces, or to cause changes of pressure in a fluid. In mechanics, force …

  2. FORCE Definition & Meaning - Merriam-Webster

    The meaning of FORCE is strength or energy exerted or brought to bear : cause of motion or change : active power. How to use force in a sentence. Synonym Discussion of Force.

  3. Force - The Engineering ToolBox

    Newton's third law - force vs. mass and acceleration. Force is an abstraction representing the push and pull interaction between objects. The unit of force is the Newton (N) - where one newton is one …

  4. Forces (video) | Motion and forces | Khan Academy

    A force is a push or a pull. Types of contact forces include the normal and friction forces. Types of non-contact forces include the gravitational, electric, and magnetic forces. When two or more forces act …

  5. Force | Definition & Formula | Britannica

    Dec 4, 2025 · Force, in mechanics, any action that tends to maintain or alter the motion of a body or to distort it. The concept of force is commonly explained in terms of Isaac Newton’s three laws of …

  6. Types of Forces - The Physics Classroom

    A force is a push or pull that acts upon an object as a result of that objects interactions with its surroundings. In this Lesson, The Physics Classroom differentiates between the various types of …

  7. What Is a Force? The Push and Pull of Physics

    May 27, 2025 · At its core, a force is an interaction that changes the motion of an object. It’s not something you can hold in your hand, but it has real, observable effects.

  8. Force Definition in Science

    Mar 30, 2022 · The force on an object equals the object’s mass multiplied by its acceleration. When one object exerts a force on another object, the second object exerts an equal and opposite force on the …

  9. Force - Learn Physics

    Force calculations are widely used in physics to analyze the motion of objects and predict their behavior under various conditions. Calculating force often involves using Newton’s Second Law (F=ma) and …

  10. Define and Explain Force - learnphysics.org

    Jul 24, 2024 · Force is a fundamental concept in physics that describes an interaction that causes an object to change its velocity, direction, or shape. It is a vector quantity, meaning it has both …