1. Physical Properties Properties of the substance that do not change the substance into something new Color, shape, texture Boiling Point, Melting Point, Density, etc
2. Physical Change A change to the substance that affects the physical properties Melting, Boiling, smashing, etc
4. Chemical Change Changes the substance into a brand new substance. Rearranges the atoms Bonds are broken and new bonds are formed Rusting, burning, etc