Question

people use a variety of methods to wash clothes. usually after adding the soap, the 'beat' the clothes on stone or beat it with a paddle, scrub with a brush or the mixture is agitatedin a washing machine. why is agitation necessary to get clean clothes

Answer 1

agitation is necessary to clean clothes because agitation helps to remove dust particles that sticks to the clothe and by this way it removes dust particles from the clothe............

Answer 2

$\huge\underline\bold\pink{Answer}$

There are two parts in a soap molecule - hydrophobic and hydrophilic. Soap molecules attach themselves to the grease or dirt particles with the help of these and form a cluster called micelle. The micelles remain suspended as a colloid. It is necessary to agitate the clothes in order to remove these micelles which have entrapped the dirt.