question_answer

How will you separate sand and water from their mixture?

Answer:

The sand and water from their mixture can be separated in following steps :

(i) Allow mixture to stand in a glass.

(ii) After some time, sand settles at the bottom and this process is called sedimentation.

(iii) Clean water appears as the upper layer.

(iv) Gently pour this water into another glass and this process is called decantation.