Grade 4-separating mixtures-part 2

The ________ of the materials in a mixture can be used to separate the mixture.

• taste

• physical properties

• color

• appearance

What would be the best way to separate a mixture of gravel and water?

• Using a screen

• Using a filter

• Using an evaporation disk

• Using a magnet

All mixtures can be separated the same way.

• True

• False

Salt crystals always look _______.

• rectangular

• square

• circular

• triangular

What is a mixture?

• When elements are dissolved into another substance

• When a liquid is dissolved

• When elements are filtered out

• When elements combine but don't bond

A solvent is ________.

• usually a liquid substance in which other substances can be dissolved

• the substance that is being dissolved by another substance

• a substance that does not dissolve

• a mixture of dry materials

A solute is _________.

• usually a liquid substance in which other substances can be dissolved

• the substance that is being dissolved by another substance

• a substance that does not dissolve

• a mixture of dry materials

A combination of two or more substances in which no new matter is formed is a

• Solution

• Solute

• Solvent

• Mixture

Describe a mixture that would require you to use a magnet in order to separate it

Describe a mixture that would require you to use a sieve in order to separate it