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1) what is friction?
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Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism. Instead, scientists believe it is the result of the electromagnetic attraction between charged particles in two touching surfaces.
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Answer:
The force that opposes the motion of an object is called friction.
It can change the speed, shape, and direction of an object.
Frictional force is a contact force
Explanation:
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