Classifying Matter Quiz

What is a pure substance?

• A substance with varying composition

• A substance with constant composition

• A mixture of different substances

• A substance that cannot be separated by physical changes

Tags

NGSS.MS-PS1-4

Which of the following is an example of a compound?

• Mercury(II) oxide

• Oxygen

• Iron

• Sulfur

Tags

NGSS.MS-PS1-1

What is a homogeneous mixture also called?

• Element

• Heterogeneous mixture

• Solution

• Compound

Which of the following is an example of a heterogeneous mixture?

• Maple syrup

• Sports drink

• Air

• Granite

What is the composition of a sports drink?

• Uniform throughout

• Varying from drop to drop

• Fixed ratio of components

• Compound

Tags

NGSS.MS-PS1-1

What is the characteristic property of a homogeneous mixture?

• Varying composition

• Visually different throughout

• Separation by physical changes

• Uniform composition

To extract the salt from salt water which physical process would you use?

• Filtration

• evaporation

• chromatography

• magnetism

In our mixture of salt and sand, to separate the sand from the salt, the first physical process to use is:

• Magnetism

• Chromatography

• Filtration

• Distillation

We used what physical process to separate the green dye?

• Evaporation

• Magnetism

• Filtration

• Chromatography

What physical property did we use to separate out the iron from the sulfur?

• Magnetism

• Solubility

• Boiling Poiny

• Density