Chapter 2 Matter

When a mixture is uniform in composition.

• mixture

• compound

• hetergeneous

• homogeneous

This affects one or more physical properties of a substance without changing its identity.

• physical change

• chemical change

Matter is what?

A substance that can't be separated or broken down into simpler substances by physical means.

• Mixture

• Compound

• Element

• Atom

This occurs when a substance changes composition by forming one or more substance with new properties.

• physical change

• chemical change

the study of composition , structure, and the properties of matter the changes it undergoes

• chemistry

• physics

• matter

• biology

When substances aren't mixed uniformly and not evenly distributed.

• mixture

• homogeneous mixture

• compound

• heterogeneous mixture

The properties that are the most useful in identifying a substance

• physical property

• characteristic property

• chemical property

The smallest unit of an element that has all the properties of that element.

• Element

• Atom

• Compound

• Matter

The temperature and pressure at which a solid becomes a liquid.

• melting point

• boiling point

• freezing point

• evaporation