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Friction A force which resists movementFriction A force which resists movement, but is also really useful to control movement too. Think of trying to move on ice Can you think of two effects of Friction?Solve the anagramsTEENAGERS heatwears away FUSESCARGenerates heatWears away surfaces

Pushing back with your foot will cause a backwards force on the ground.. Friction gives a forward force on your foot. (see Newtons Third Law)Or use the linkhttp://www.youtube.com/watch?v=Fbb3631ew_4

SimulationClick on the link below to see a simulation of what happens in friction at an atomic level

FrictionGood?Bad?

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