Most of the substances present around us are:

Paheli asked for a glass of water from Boojho. He gave her a glass of ice cold water. Paheli observed some water droplets on the outer surface of the glass and asked Boojho, how these droplets of water were formed? Which of the following should be Boojho's answer?

In an activity, a teacher dissolved a small amount of solid copper sulphate in a tumbler half-filled with water. Which method would you use to get back solid copper sulphate from the solution?

Which of the following mixtures would you be able to separate using the method of filtration?

Paheli bought some vegetables such as french beans, lady's finger, green chillies, brinjals and potatoes all mixed in a bag. Which of the following methods of separation would be most appropriate for her to separate them?

A mixture of chalk and water is separated by winnowing.

A mixture of iron filings and rice flour can be separated by magnet.

Separation of sugar from tea din be done with filtration.

A mixture of milk and water can be separated by filtration.

Sharbat is a mixture of sugar and water.

Dried stalks are beaten free grain seeds

Solids in liquid are allowed to settle down

Separation of husk from grains

Rice flour mixed with kidney beans

Lady's finger mixed with french beans

Common salt is made by ____ of sea water.

Centrifugation is used to separate ________ milk.

The method of separating seeds of paddy from stalks is called__________________

Common salt is obtained from seawater by_________________

__________________is separated from milk by churning

What is meant by centrifugation?

How can you obtain pure water?

Define loading.

Define loading.

What is unsaturated solution?