| A | B |
| Scientific Question | one that can be answered by gathering evidence |
| Hypothesis | a prediction about the outcome of the experiment |
| Variable | any factor that can be changed in an experiment |
| manipulated variable | the factor that IS changed |
| responding variable | what you measure or observe to obtain your results |
| operational definition | statement that describes how a particular variable is to be measured |
| Controlled experiment | all factors except one remain constant |
| data | observations and measurements you make in an experiment |
| Conclusion | sums up what you have learned from an experiment |
| At the end of an experiment you analyze | data to look for patterns and trends |
| If - then statement | rough outline of the experiment you should perform |
| Observation | sensory input |