Mixture Separation Quiz

Which tool or technique would best separate a mixture of gravel and sand?

• Sieve

• Paper filter

• Magnet

• Evaporation

A mixture of pencils and pens can be separated easily because both pencils and pens-

• are magnetic.

• cannot pass through a sieve.

• are solid.

• can be evaporated.

Which of the images shows a solution?

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Tags

NGSS.MS-PS1-2

A saltwater solution can be separated easily because-

• salt evaporates when boiled, leaving behind water.

• salt can be removed from the solution using tweezers.

• water evaporates when boiled, leaving behind salt.

• water passes through a sieve, leaving behind the salt.

Four mixtures are listed below. 1. Grapes and water 2. Sugar and water 3. Grapes and blueberries 4. Blueberries and water Which of the mixtures can be separated using a kitchen strainer?

• Mixture 3 only

• Mixture 2 only

• Mixtures 1 and 4 only

• Mixtures 1, 2, and 4 only

The table lists the ingredients of four mixtures.

Which mixtures CANNOT be separated by pouring the mixture through a paper filter? (Select 2)

• Mixture 1

• Mixture 2

• Mixture 3

• Mixture 4

A student mixed together 10 grams of salt, 10 grams of sand, and 500 milliliters of water in a beaker.

After stirring, the student allowed the mixture to sit for 20 minutes before recording observations. What did the student most likely observe?

• Both the salt and sand settled to the bottom of the beaker.

• Both the sand and salt dissolved in water.

• The salt floated while the sand sank.

• The salt dissolved and the sand settled to the bottom of the beaker.

Tags

NGSS.MS-PS1-2

Which of the methods would separate a mixture of steel paperclips and plastic paper clips?

• Methods 1 and 4 only

• Method 4 only

• Methods 1, 3, and 4 only

• Method 2 only

The table lists the ingredients of four mixtures. In which mixture do the ingredients not change color?

• Mixture 1

• Mixture 2

• Mixture 3

• Mixture 4

Tags

NGSS.MS-PS1-2

The table lists the ingredients of four mixtures.

Which mixture cannot be separated by pouring it through a paper filter?

• Mixture 1

• Mixture 2

• Mixture 3

• Mixture 4