Matter Test Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is an element?

Back

An element is a pure substance made up of only one type of atom.

Front

What is an atom?

Back

An atom is the smallest particle of matter that retains the properties of that matter.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a different substance with different properties.

Front

What happens during rusting?

Back

Rusting is a chemical change where iron reacts with oxygen and moisture to form iron oxide.

Front

What is melting?

Back

Melting is the process where a solid turns into a liquid when heated.

Front

What is freezing?

Back

Freezing is the process where a liquid turns into a solid when cooled.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.

Front

What is density?

Back

Density is the mass of a substance divided by its volume.