Separating Techniques

Can you separate salt from water using filtration?

• yes
• no

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

Jessica made a pitcher of lemonade. What can she do to dilute if she thinks it doesn't taste right?

• Add water
• Add sugar
• Boil the lemonade
• Put it in the refrigerator 

Which one of the following solids is insoluble in water?

• sugar
• sand
• copper sulfate
• salt

Liquids that do not mix may be separated by using..

• an evaporating dish
• a separating funnel
• a loading
• a sedimentation

If a solid disappears when added to a liquid (like when sugar is stirred in water)... it is said to have...

• Formed a solute
• Dissolved
• Formed a solvent
• Become insoluble

Tags

NGSS.MS-PS1-2

Filtering is

• Separating a soluble solid and solvent

• When one liquid is changed to another liquid

• Separating solids from liquids

• Separating an insoluble solid from a liquid

The separation technique being used is

• Decanting

• Filtering

• Evaporation

• Distillation

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which one of the following would you use to separate sand from iron filings?

• a bar magnet
• filter paper
• chromatography paper
• alum

Which one of the following solids is insoluble in water?

• sugar
• sand
• copper sulfate
• salt