A few coloured glass pieces that are big in size are mixed with sugar. The easiest way to separate them is
Heat the mixture
Add the mixture to water
Handpick the glass pieces
Handpick the sugar particles
You can use decantation to separate
Two miscible liquids
Two immiscible liquids
Two metals in an alloy
Solid- solid water
Which of the following mixtures could not be separated into its components by decanting?
Beans in hot water
Sand in water
Coffee in hot water
None of the above
How can we separate the components when sand is added to salt solution?
Filtration and evaporation
Sedimentation and decantation
Evaporation and condensation
A pure substance is made up of
Only one kind of molecules
Two or more kinds of molecules
Different types of molecules
None
Which one of the following is not an example of a separation?
Tea strainer
Surgical mask
Boiling an egg
Fishing net
The method that is used to separate water particles from cloths while drying in washing machines is
Magnetic separation
Filtration
Evaporation
Centrifugation
Winnowing is useful only when
Two solids have different melting points
Two solids have different boiling points
Two solids have different magnetic properties
Two solids have different weights
By which method does the women in the given figure separate the substances?
Winnowing
Sieving
Handpicking
Sieving can be used only when the components of the mixture have
Different sizes
Different melting points
Different boiling points
Different specific gravities
