Scientific Method - Observations What can optical illusions teach us about observations? Qualitative – Quantitative –

- Posing Question Developed from ___________________ Must be ____________________

- Developing Hypothesis Possible explanation Must be ____________________ What will happen when a bouncy ball is dropped from higher heights?

- Design Experiment Describe what _________ will be collected Variables – Match the definition on the right with the vocab on the left –Controlled variables –Manipulated variable –Responding variable –Operational definition What you measure The variable you change or test How variables are measured Remain constant Changes as a result of manipulated variable

- Interpreting Data

- Conclusion Write in passive voice – Data _____________ or ___________ hypothesis –Support with references to results - ___________________ or __________________ –Do not use terms like “fairly close,” “pretty good” or “experiment was a success” –Do not include opinions like “the lab was fun –too long – interesting”

Conclusion Extensions –Other variables that could be tested for results –How could you change the _______________? Errors Improvements Significant findings in the experiment