Atom		A change that alters the form or appearance of a substance.
Chemical Change		A force that holds two atoms together.
Chemical Formula		A measure of how much matter is in an object.
Chemical Property		Table that organizes elements by properties.
Chemical Reaction		The smallest particle of an element.
Symbol		Anything that has mass.
Compound		A substance that cannot be broken down into other substances.
Element		Combination of chemical symbols usually used to represent.
Mixture		When a substance changes from one physical for to another due to change.
Periodic Table		The ability to do work.
Bond		A change in matter that produces new substances.
Phase Change		The study of the protles of matter flow.
Phases of Matter		Property that describes how a substance changes into a new substance.
Physical Change		Physical forms in which can exist state of solid.
Physical Property		A characteristic of a substance that can be observed or measured without change of substance.
Solution		Process of chemical change and symbol and compound.
Chemistry		Homogenes mixture of one or more substances.
Mass		A substance made of two elements.
Energy		Two or more substances that are mixed together but not chemically combined.
Matter		Letter used to represent the chemical names.