Lesson 3 - Separating Mixtures

How do you separate iron filings from sand?

• You can use a filter.
• You can use a fagnet.
• You can use a magnet.
• You can use all of the methods!

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NGSS.3-PS2-3

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What is decantation?

• Distillation
• Desalination
• Separating particles by careful pouring.
• Measuring boiling points.

Two or more substances mingled together, but not chemically combined are known as a

• residue
• solution
• distillate
• mixture

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

• a filter funnel

• a sieve

• an evaporating basin

• distillation

Which of the following is a method of separating solutions?

• hand separation
• filtering
• decanting
• evaporation 

Tags

NGSS.5-PS1-4

How would you separate a mixture of sand and salt? 

• Mix them with water and let the water evaporate
• Mix them with water, pour the mixture through a sieve, then let the water evaporate
• Heat the sand and salt mixture for 5 minutes, then let it cool
• I would not do any of these because none of these options would work

To separate a mixture of soil and water what separation method is used?

• Filtration

• Distillation

• Separation by hand

• Evaporation

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

• decanting

• evaporation

• loading

• chromatography

This method is used to separate metals from non metals.

• use of magnet

• physical manipulation

• sieving

• chromatography

Tags

NGSS.MS-PS2-3

What mixture could you use this tool to best separate that mixture?

• Sugar and Salt

• Sand and rocks

• Apples and grapes

Tags

NGSS.5-PS1-4

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