Mixtures and Solutions

A mixture

• has components that can be separated.

• is always a solution.

• gives off energy.

• makes a new substance with different properties.

A mixture can have only one material.

• True

• False

A mixture can be made of

• solids and solids.

• liquids and solids.

• liquids and gases.

• all of these.

Smog is a type of air that can be seen.

• True

• False

Most gases are transparent.

• True

• False

When you mix a solid in a liquid and the solid becomes invisible, you have made a

• colloid.

• solution.

• solute.

• solvent.

The smaller part of the solution is usually thought of as the

• solute.

• solvent.

• concentration.

• dilution.

What is known as the universal solvent?

• oil

• water

• sand

• oxygen

When powdered milk is mixed with water, you have made a

• mixture.

• solution.

• confection.

• gem.

Which is not a way to separate a mixture by its properties?

• stirring

• magnetism

• evaporation

• sifting