Unit 2 Review- Classification of Matter

A material that occupies space, has mass, and is composed of atoms.

• Matter

• Element

• Compound

• Mixture

What are the 3 common states of matter?

• Solid

• Liquid

• Gas

• Vapor

Rigid, fixed shape, & volume cannot be squashed

• Solid
• Liquid

• Gas

Not rigid, NO fixed shape or volume, CANNOT be squashed

• Solid

• Liquid

• Gas

Not rigid, no fixed shape or volume, CAN be squashed.

• Solid

• Liquid

• Gas

This gas form is normally a liquid or solid at room temperature.

• Solid

• Liquid

• Gas

• Vapor

Which of the following are elements? Hint: Elements are found on the periodic table.

• Nitrogen

• Water

• Oxygen

• Carbon Dioxide

A compound is 2 or more of the same atoms chemically bonded.

• True

• False

What is an example of a homogenous mixture?

• Clean air

• Sand

• Water

• Chex mix

A heterogenous mixture is two or more pure substances that can be distinguished from one another.

• True

• False