We will separate sand and water from their mixture by the process of sedimentation and decantation.

1) Firstly, we leave the mixture for some time in a glass. After some time, sand which is heavier is settled down at the bottom (sedimentation). After

2) After some time, sand, which is heavier is settled down at the bottom. This process of settling down of sand is called as sedimentation.

3) After that, we will pour clear water into another glass. This process is called as decantation.