Matter Unit Vocabulary

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition and properties throughout.

Front

What is a mixture?

Back

A combination of two or more substances where each substance retains its own chemical identity.

Front

What is an element?

Back

A substance made of only one kind of atom.

Front

What is a product in a chemical reaction?

Back

The substance(s) created in a chemical reaction.

Front

What does the Law of Conservation of Matter state?

Back

The total mass of matter is the same before and after a physical or chemical change.

Front

What is a heterogeneous mixture?

Back

A mixture that does not have a uniform composition and properties throughout.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is a reactant?

Back

The starting substance(s) in a chemical reaction.

Front

What is the difference between a mixture and a compound?

Back

A mixture retains the properties of its components, while a compound has different properties from the elements that form it.

Front

Can elements be broken down into simpler substances?

Back

No, elements cannot be broken down into simpler substances by chemical means.