| A | B |
| qualitative observation | an observation that describes the qualities or characteristics of something |
| quantitative observation | an observation that is measurement or math based |
| fact | something that has happened or something that is true |
| opinion | an expression based on thoughts or feelings |
| inference | a conclusion based on thoughts or feelings |
| properties | observed characteristics of an object |
| observation | pieces of information that comes to you directly through your 5 senses |
| conclusion | summary of what was learned during an experiment |
| data | information gathered and recorded during an experiment |
| experimental variable | one factor that is changed during an experiment |
| control variables | factors that stay the same (are controlled) during an experiment |
| procedure | list of steps to follow in an experiment: the directions for the experiment |
| materials | items or supplies needed in an experiment |
| hypothesis | a prediction about what will happen during an experiment based on knowledge using the words if & then |
| question | what you hope to learn from the experiment (purpose or reason) |