Separating Mixtures Quiz

A combination of 2 or more substances that cannot be easily separated is called- 

• a mixture
• a solution 
• a solute 
• a solvent 

Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?

• Water
• Coffee
• Kool-aid
• Sugar

Which of the following is a method of separating solutions?

• hand seperation
• filtering
• screening
• evaporation 

If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?

• Filter
• Screen
• Magnet
• Evaporation

Sand and gravel may be separated from each other by using..

• a filter funnel
• a sieve
• an evaporating basin
• a distillation

Which one of the following solids is insoluble (not soluble) in water?

• sugar
• sand
• copper sulfate
• salt

The separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving behind a solid is known as

• decanting
•  evaporation
• loading
• chromatography

Tags

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

A combination of 2 or more substances that can be easily separated is called- 

• a mixture
• a solution 
• a solute 
• a solvent 

A combination of two or more substances that cannot easily be separated--

• mixture
• solution
• solute
• solvent