| A | B |
| using senses to gather information | observing |
| possible explanation | hypothesis |
| facts, figures, evidence | data |
| observations that deal with numbers | quantitative observations |
| used to interpret data with patterns | graph |
| well tested explanation | theory |
| description that can not be explained with numbers | qualitative observations |
| statement about what will happen | prediction |
| put things into categories | classify |
| representation of a complex process | model |
| hypothesis must be | testable |
| what you purposely change | manipulated variable |
| response to what you change | reponding variable |