| A | B |
| analyze | to seperate |
| compass | an instrument for showing directions |
| diagram | a drawing |
| frequency | the fact of being frequent |
| specific | definite |
| archaeology | study of ancient time and ancient people |
| contour | the outline of something |
| epidemic | rapid speading of a disease |
| liquefy | to change into liquid |
| stethoscope | used to listened sound in the chest |
| bacteria | have only one cell |
| crucial | decides something |
| evolution | a change |
| sociology | study of living people living together |
| toxic | caused bya toxin or poisin |
| characteristics | makes up a special character |
| cycle | a circle that never ends |
| facsimile | something made to look just like another thing |
| spatial | happenning in space |
| tremor | a shaking |