Sep methods -Definitions
Method of separation using hands
Handpicking
The process of separating bigger particles from smaller particles
Sieving
The method of separating insoluble solid from liquid using a filter paper is
Filtration
Final substance can be brought back to its original form
Reversible change
Melting of ice candy
Reversible/physical
Separating lighter substances from heavier substances
Winnowing
Beating hard on a surface
Threshing
The process of sand particles settling down in water is
Sedimentation
Final substance cannot be brought back to its original form
Irreversible change
Ripening of mango
Irreversible/chemical
The process of pouring slowly
Decantation
Pearls of different sizes can be separated by
sieving
The clear liquid in the container after filtration is
Filtrate
Difference between physical and chemical change
Any valid difference
Mixing cement and water
Irreversible/chemical