CO1 Science 6 Practice2

To get salt out of a solution (separating salt from water) we could try __________.

• melting it

• using a magnet

• evaporating the water so the salt is left behind

• using the solute to dissolve it

If Jo wants to get the iron filings out of some sand, what could she use to separate these two solids?

• Evaporation

• A magnet

• Winnowing

• Decantation

If I pour the water off after I boil the potatoes, what is this an example of? (I am separating the solid potatoes from the liquid hot water)

• evaporation

• decantation

• sieving

• filtration

I am making lip balm. I have to pour my cooked mixture through some fabric. What am I doing to the mixture? (I am separating the solid bits from the liquid bits: the liquid can fit through the tiny holes in fabric)

• nothing happens

• decanting it

• filtering it

• mixing it

Your mother wants to cook Bicol Express and one of the ingredients is the coconut milk. How will you separate grated coconut meat from its milk?

• evaporation

• winnowing

• decantation

• sifting