Question

what is friction? explain how friction is in friend and foe.​

Answer 1

Answer:

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. 

Friction is friend: (i) Friction allows us to grip and catch different objects. (ii) It helps us to walk comfortably on the surface. (iii) It helps to minimize the speed or to stop the moving objects.

Friction is foe: (i) Friction causes wear and tear in objects.

Answer 2

Answer:

Friction is a force between two surfaces that are sliding, or trying to slide, across each other.

Examples to show that Friction is a friend and a foe:

Friction is friends

1) Friction allows us to grip and catch different objects

2) it help us to walk confortably

On the surface.

Friction is foe

1) Friction causes wear and tear in objects.

2) it causes damage to the parts of machines.

Explanation:

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