Matter Review

Which of the following is an example of an element?

• A

• B

• C

• D

Drying wet hair is an example of a _______ change.

• chemical

• physical

• both

Which classification of matter is a pure substance?

• Elements

• Elements and compounds

• Compounds

• Elements and mixtures

• Mixtures

Which one can be found on the periodic table?

• Element

• Compound

• Molecule

Which of the following is an example of a compound?

• A

• B

• C

• D

Roasting a marshmallow over a campfire is an example of a _______ change.

• chemical

• physical

• both

Which of the following is not a compound?

• Cl

• HCl

• NaCL

• CO2

_______ can be separated by physical means.

• An element

• A compound

• Pure substances

• Mixtures

This picture represents: 

• Element
• Compound
• Mixture of Elements
• Mixture of Compounds

This is a combination of elements:

• Compound

• homogeneous mixture