| A | B | 
|---|
| Observe | the most direct way of learning about something | 
| Infer | a logical deduction based on your observations | 
| Classify | to group things based on how they are alike | 
| Estimate | to make careful guesses | 
| Measure | used to get EXACT and CAREFUL information | 
| Predict | to state what you think might happen in the future | 
| Hypothesize | to state one possible explanation for some event that happened | 
| Record and Organize | important to keep carefull records of observations | 
| Analyze | to study the data to look for trends or patterns | 
| Variable | a factor or condition that affects a system, event, or process in some way | 
| Manipulated Variable | the "thing" in the experiment that is independent and that is intentionally changed | 
| Responding Variable | the "thing" in the experiment that depends on the manipulated variable to change itself | 
| Control Variable | the "thing" in the experiment that does not change |