Final Lab Review

Substances made of different types of matter and easily separated by physical means are ....

• mixtures

• solutions

• don't exist

What would be the most effective and efficient way to separate chocolate chips from a trail mix?

• tweezers

• pipette

• sieve

• plastic funnel

The photo shows various substances separated into layers, What physical property is causing this separartion?

• color

• density

• melting point

• magnetism

What observable physical property could be used to separate the substances in this mixture?

• color

• mass

• solubility

• volume

What separation method is being used in the diagram?

• evaporation

• filtration

• magnetism

• tweezers

What physical property is being used to separate these substances?

• magnetism

• color

• mass

• solubility

Why are the solid materials at the bottom of this mixture?

• they are denser

• there are fewer of them

• their color is darker

• they were put in the beaker first

What is the purpose of the filter paper?

• to separate the solid out of the mixture

• to allow the liquid to flow through

• it is the most efficient and effective way to separates this mixture

• all of these

What is a physical property of salt?

• white

• dissolves in water

• forms crystals

• all of these

What is a physical property of iron filings?

• magnetic

• dark color

• small in size

• all of these