element, a substance that cannot be broken down into a simpler substance. It consists of only 1 type of atom., molecule, a group of atoms that are held together chemically, Pure Substance, made of only one type of atom or only one type of molecule (a group of atoms bonded together), The Law of Conservation of Matter, Matter cannot be created or destroyed, but it can change forms., metal, An element that tends to be shiny, easily shaped, and a good conductor of electricity and heat, nonmetal, an element that is not metal and is usually dull, hard to form, and is a poor conductor of electricity and heat, metalloid, an element that has properties of both metals and nonmetals, mixture, a combination of two or more substances that do not combine, but remain as individual substances, compound, a substance made up of two or more different types of atoms bonded together, solute, a substance that is dissolved to make a solution. (salt), solvent, a substance that dissolves a solute. (water), solution, a type of mixture that is the same throughout. (saltwater), supspensions, a substance in which the dispersed particles tend to be larger and will eventually settle or form sediment, colloids, a substance in which microscopic particles are dispersed in a medium, but are not dissolved.

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