Question

describe the steps used to separate a mixture of sand and rice grains​

Answer 1

Answer:

(iv) Mixture of rice and salt: Rice and salt can be separated by sieving. (v) Mixture of sand and salt: Sand and salt is mixed with water. Salt dissolves in water and sand can be separated by sedimentation and decantation followed by filtration. After that, using evaporation, common salt is separated.

Answer 2

Sand and rice can be separated by the process called sieving..
(OR)
Keeping the mixture in water for few minutes and you can find the sand particles floating on the water and rice particles sedimented below the water..

Hope it helps : D