Properties of Matter, Elements, Compounds and Mixtures

Physical property

A characteristic of a pure substance that can be observed without changing it into another substance

State of Matter

A form that matter can take - solid, liquid, or gas.

Heterogeneous mixture

A mixture in which you can see the different parts

Homogeneous mixture

A mixture in which you cannot see the different parts

Solution

A mixture that forms when one substance dissolves another.

Physical Property

A property that can be observed, measured, or changed without changing the substance itself.

Element

A pure substance that cannot be broken down into other substances

Solid

A state of matter in which the substance has a definite shape and a definite volume.

Liquid

A state of matter in which the substance has a definite volume but takes the shape of it's container.

Gas

A state of matter in which the substance takes both the shape and the volume of it's container. It is measured by air pressure.

Pure substance

A substance made of only one kind of matter and having definite properties

Compound

A substance made up of atoms of two or more different elements joined by chemical bonds

Matter

Anything that has mass and takes up space.

Freezing

Changing from a liquid to a solid when heat is taken away.

Atom

The basic particle from which all elements are made