Question

what is the cause of friction?​

Answer 1

Explanation:

The interlocking of irregularities of the two surfaces opposes the motion of one object over the other and give rise to force of friction. Friction is caused by the interlocking of irregularities in the surface of two objects which are in contact with each other.

Answer 2

Question:What is the cause of friction?

Answers:

Let's learn what is Friction?

Friction:The resistance offered by a object or a surface when moved or kept on other surface or object.

Ex:Book kept on a flat surface.

Now:What is the cause of friction?

• Roughness of the surface,
• Adhesion between molecules,
• Deformation (change in size or shape)