Most Popular Questions & Answers For CBSE Class 6 Science

Sanjeev Tiwari

Jul 17, 2014

Chemistry

Answer.

Vaibhav Choudhary

Aug 6, 2013

How is salt obtained from sea water?

Answer.

Sea water contains a large amount of common salt and the salts of other metals dissolved in it. Near the sea-shore, the sea water is collected in shallow pits a...

Answer (9)

Gourikarthika n

Sep 28, 2013

separation

what is the difference between sedimentation and decantation

This answer has an image. Please click on the question to read more.

Answer (8)

Paulwynn edwin

Feb 2, 2015

What is filtration?

Answer.

Answer (2)

Sujeet janardhan

Sep 29, 2013

What is sieving?
Where is it used?

Answer.

An instrument with a meshed or perforated bottom used for seperating impure substances from fine substances or for straining the liquids, etc. it is used to sep...

Answer (5)

Sanjeev Tiwari

Jul 17, 2014

Chemistry

Answer.

As the temperature of the solvent increases, solubility increases. Additionally, pressure and the nature of the solute and solvent affect solubility. When a&...

Answer (6)

Nidhi Ahuja

Sep 11, 2014

Why is loading used to separate suspended impurities ?

Answer.

loading is nothing but the process of settling down heavier component using a chemical called alum and also it makes sedimentation faster...

Mradul Bhardwaj

Jul 14, 2015

What is Churning?

Answer.

churning is a process in that curd is seperated from milk

Kamal kishore Jha

Sep 24, 2014

why boiling water is physical change?

A change in the physical properties such as shape, size, color and state of a substance is a physical change.
Examples of physical changes are melting, boiling, freezing of water, Condensation, and heati...

Answer (2)

Subani

Feb 5, 2015

How do you separate Nitrogen from Oxygen?

Answer (1)

Sanjeev Tiwari

Jul 17, 2014

Chemistry

Answer.

Vaibhav Choudhary

Aug 6, 2013

How is salt obtained from sea water?

Answer.

Sea water contains a large amount of common salt and the salts of other metals dissolved in it. Near the sea-shore, the sea water is collected in shallow pits a...

Answer (9)

Gourikarthika n

Sep 28, 2013

separation

what is the difference between sedimentation and decantation

This answer has an image. Please click on the question to read more.

Answer (8)

Paulwynn edwin

Feb 2, 2015

What is filtration?

Answer.

Answer (2)

Sujeet janardhan

Sep 29, 2013

What is sieving?
Where is it used?

Answer.

An instrument with a meshed or perforated bottom used for seperating impure substances from fine substances or for straining the liquids, etc. it is used to sep...

Answer (5)

Sanjeev Tiwari

Jul 17, 2014

Chemistry

Answer.

As the temperature of the solvent increases, solubility increases. Additionally, pressure and the nature of the solute and solvent affect solubility. When a&...

Answer (6)