Question

prepare a chart about refusing method of friction​

Answer 1

Answer:

We can reduce friction on a surface by the following methods:

*By spreading powder on the surface.

* By spreading water on the surface.

*By spreading soap water on the surface.

* By spreading any liquid or any substance that has moisture will reduce the friction

Answer 2

Answer:

Methods of reducing friction

1)Friction can be reduced by making the surface smooth by polishing.

2)Friction can be reduced by applying lubricants (like oil or grease) to the rubbing surface.

3)Friction can be reduced by using wheels to move objects.

4)Friction can be reduced by using ball bearing between the moving parts of machine