Question

what do you understand by term friction explain how it caused

Answer 1

Hey mate
Here's your answer
Friction is the force resisting the relative motion of solids , fluid layers and material elements sliding against each other.
The causes of this resistive force are molecular adhesion , surface roughness, and deformation.

HOPE THIS HELPS YOU❤❤

Answer 2

Here goes your answer........

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Friction is the one which opposes motion of a body which is in contact with something.And the magnitude of friction will depends upon by its nature.

Causes of friction:-

We can walk/run on roads only if there is friction between you/me and to the surface.

if a pen is kept on a table means,Friction is there between pen and table.

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Thank you!