
Force - Wikipedia
In physics, a force is an action 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 makes ideas like ' …
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 …
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.
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.
Introduction to forces - Forces and movement - KS3 Physics - BBC
A force is a push or a pull that acts on an object due to the interaction with another object. Force is measured in newtons (N). Forces are divided into contact forces and non-contact forces.
What is Force? | Definition, Types, Formula & Examples - NTA
Jul 26, 2025 · In physics, a force is an action that pushes or pulls an object. A force can cause an object to speed up, slow down, stay in place, or change shape. The unit of force is the newton, abbreviated …
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 …
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 …
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 …
Force - Simple English Wikipedia, the free encyclopedia
The strength of a force is measured in newtons (N). There are four fundamental forces in physics. A force is always a push, pull, or a twist, and it affects objects by pushing them up, pulling them down, …