| A | B |
| element | made of only one typ of matter |
| mixture | physical combination of several types of matter |
| compound | chemical joining of 2 or more different elements |
| colliod | heterogeneous mixture that stays mixed |
| solution | a homogeneous mixture |
| suspension | a heterogeneous mixture that will separate |
| atom | smallest complete part of an element |
| molecule | smallest complete part of a compound |
| symbol | stands for a element |
| formula | stands for a compound |
| substance | either an element or a compound |
| heterogeneous | having different parts |
| homogeneous | the same throughout |
| physical property | characteristic based on the matter itself |
| chemical property | characteristic based on matter's reaction to other matter |