Question

explain some methods of reduce friction

Answer 1

Answer:

Friction is reduced by polishing the surface, as polishing makes the surface smooth. Using lubricants such as oil or grease can reduce the friction between the surfaces. When objects are rolled over the surface, the friction between the rolled object and surface can be reduced by using ball bearings.

Explanation:

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Answer 2

Friction is reduced by polishing the surface, as polishing makes the surface smooth. Using lubricants such as oil or grease can reduce the friction between the surfaces. When objects are rolled over the surface, the friction between the rolled object and surface can be reduced by using ball bearings.