Separation Techniques Quiz

Filtering can separate a solid which does not _________ (like sand) from a liquid (like water).

• dissolve

• filter paper

• liquid

• salt

• solid

Filtering will not separate a dissolved solid (like ____________________ ) from water.

• dissolve

• filter paper

• liquid

• salt

• solid

When filtering a mixture, particles of solid are trapped in the ____________________ ,

• dissolve

• filter paper

• liquid

• salt

• solid

In the rock salt practical, during filtering the ______ was dissolved in the water.

• dissolve

• filter paper

• liquid

• salt

• solid

Crystallising can separate a ____________________ solid (like salt) from water.

• evaporated

• dissolved

• salt

• frozen

• heated

The mixture is ________________ until all the water has evaporated. The ________________ is left behind.

• heated, rock

• heated, salt

• cooled, salt

• heated, rock salt

Distilling can separate a ____________________ from a dissolved solid.

• mixture

• solid

• liquid

• gas

Distillation can also separate a mixture of different ____________________.

• gases

• liquids

• solids

• products

You can use distillation to get ____________________ water from salty water..

• pure

• impure

• some

• condensed

In distillation, the mixture is heated until the liquid ____________________ . The gas is collected and cooled down so that it ____________________ .

• evaporates, condenses

• boils, freezes

• boils, evaporates

• evaporates, crystallises