In this Lesson, The Physics Classroom differentiates between the various types of forces that an object could encounter. Some extra attention is given to the topic of friction and weight.

Forces can be described as a push or pull on an object. They can be due to phenomena such as gravity, magnetism, or anything that might cause a mass to accelerate.

Oct 27, 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 …

Mar 23, 2023 · Learn the different types of forces in physics and mechanics, along with examples and diagrams. What is the equation for force. What are the effects of force.

Sep 20, 2025 · In physics, forces are broadly categorized into two main types: contact forces and non-contact forces. Contact forces result from direct physical interaction

Mar 30, 2022 · The four fundamental forces of nature are gravity, electromagnetism, the strong interaction, and the weak interaction. Gravity is the attractive force between two masses.

Start by writing a short (2-3 sentence) description of how you use the term force in your everyday life. You might want to include an example. Definition 3.1.1. Force. A force is an interaction …

Force can change the state of motion of an object, making it a fundamental concept in mechanics. It can cause an object to start moving, stop moving, change direction, or change its shape. …

We encounter forces in nature, such as: friction, weight, normal force, etc. The SI unit of force is the newton (N). The two children in the figure below are both applying a force to a brick. The …

Forces are used to push or pull stationary objects, to stop moving objects, to change direction of moving objects. Forces always exist in pairs: a force of action and a force of reaction (third law …