Question

---------- impurities from river water are separated by the method of sedimentation​

Answer 1

Answer:The deposition of sand at the bottom of a beaker is called sedimentation. When the sand settles down , clear water is left above the layer of sand. We pour the clear water into another beaker gently with the help of a glass rod, without disturbing the sediment of sand. This process is called decantation

Explanation:

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