Separating Insoluble Solid Components from Liquid

Author:Charu Maini, Meenambika Menon & Vandana Saxena
6th CBSE
IMPORTANT

Separating Insoluble Solid Components from Liquid: Overview

This topic describes the methods of separating insoluble solid components from a liquid. The methods such as sedimentation and decantation, filtration, loading, evaporation, etc., are explained with diagrams.

Important Questions on Separating Insoluble Solid Components from Liquid

MEDIUM
IMPORTANT

Which separation method can be used to separate clean rice grains before cooking?

HARD
IMPORTANT

Why is either winnowing, sieving or handpicking techniques not used for the separation of a mixture of sand and salt? 

MEDIUM
IMPORTANT

_____ is used to remove impurities from flour before preparing the dough. (Sieving/ Threshing)

MEDIUM
IMPORTANT

We can remove small stones from pulses before cooking by 
 

MEDIUM
IMPORTANT

Why does a roadside shopkeeper sprinkle water outside his shop on a dusty day?