Year 7 Separation Techniques

No matter what you do, sand will not dissolve in water, sand is _________ ?

• dissolved
• soluble
• insoluble
• aqueous

If you shake up the sand and water, the sand spreads through the water forming a cloudy ______.

• substance
• suspension
• sediment

Tags

NGSS.MS-PS1-2

when sand is allowed to settle to the bottom of a beaker filled with water. Sand forms a _________.

• solid
• substance
• sediment
• suspension

Filtration can be used to separate...

• an insoluble solid from a liquid

• a soluble solid from a liquid

• a dissolved solid from a solution

After filtration of a sand-water mixture. Sand is left in the filter paper. The sand is the....

• discarded material
• solvent
• filtrate
• residue

After filtration of a sand-water mixture. Water that flows into the conical flask is the....

• discarded material
• solvent
• filtrate
• residue

Decanting is used to separate...

• an insoluble solid from a solution.
• an soluble solid from a solution.

Decantation only works well if the solid forms a

• suspension
• decantion
• sediment
• filtrate

A separating funnel can be used to separate...

• Two liquids that form layers
• Two liquids that do not form layers
• Two liquids that are evenly distributed amongst one another.

Evaporation is a process that removes a...

• solvent
• solute
• distillate

Tags

NGSS.MS-PS1-4