Question

what is friction define friction​

Answer 1

Explanation:

Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism.

Answer 2

Answer:

What Friction?

Friction force

The external force that opposes relative motion between 2 surfaces in contact.

Friction acts on the surface of contact of both the bodies.

Friction Force

Relative motion

When one object moves relative to another it is called a relative motion.

Relative Motion

Why Friction?

Cause of friction

Friction occurs due to surface irregularities of the two objects in contact.

Adhesive forces between surfaces in contact.

Plowing effect.....

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