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Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction ...

Physics4Kids.com: Motion: Friction


Physics4Kids.com! This tutorial introduces the physics of friction. Other sections include modern physics, heat, electricity, magnetism, and light.

BBC - Schools Science Clips - Friction


An interactive track on which children can explore the effect of friction with different track surfaces.

BBC - KS2 Bitesize Science - Friction : Read


A key stage 2 revision and recap resource for science covering friction and air resistance.

Friction -- from Eric Weisstein's World of Physics - ScienceWorld


Friction is the resistive force acting between bodies that tends to oppose and damp out motion. Friction is usually distinguished as being either static friction ( the ...

Friction - Physics of Friction - Quatr.us


Apr 25, 2016 ... April 2016 - Friction is what happens when any two things rub against each other. These can be solid things, like your two hands rubbing ...

friction | physics | Britannica.com


Friction, force that resists the sliding or rolling of one solid object over another. Frictional forces, such as the traction needed to walk without slipping, may be ...

Friction - Thermodynamics, Heat, Temperature - PhET


Learn how friction causes a material to heat up and melt. What happens on an atomic level when you rub two objects together?

The Force of Friction - RegentsPrep


The Force of Friction. Friction is a force that is created whenever two surfaces move or try to move across each other. Friction always opposes the motion or ...

Jan 28, 2013 ... http://mocomi.com/ presents: What is Friction - Physics for kids Friction keeps us from slipping and falling everywhere. It is the resistance formed ...
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Friction - HyperPhysics


Frictional resistance to the relative motion of two solid objects is usually proportional to the force which presses the surfaces together as well as the roughness of ...

Friction | Define Friction at Dictionary.com


Friction definition, surface resistance to relative motion, as of a body sliding or rolling. See more.

Friction | Definition of Friction by Merriam-Webster


the act of rubbing one thing against another. : the force that causes a moving object to slow down when it is touching another object. : disagreement or tension  ...