| A | B |
| malleable | able to be pounded into shapes |
| ductile | able to be pulled out into a long wire |
| solubility | able to dissolve into another substance |
| toxicity | poisonous |
| flammable | ability to burn |
| corrosive | gradual wearing away of a metal (ex. rusting) |
| combustible | will explode |
| reactivity | will react with other elements |
| physical property | characteristics of matter that can be observed |
| physical change | change in appearance or form, but no change in identity of substance |
| chemical property | characteristics that cause a substance to change into another substance |
| chemical change | change when substances combine chemically to create another substance |