Scientific Method Study Guide Steps to the Scientific Method Scientific Method Constants Independent variable Dependent Variables Trend Prediction 1.) Focus question 2.) Hypothesis 3.) Materials needed 4.) Procedure 5.) Conclusion An approach/ process to learn about the world around us. Things that remain the same on purpose during an experiment Something changed in an experiment on purpose to see how it affects the outcome. Something in an experiment that can be measure or observed to see how it responds to a change made to the independent variable. The general direction in which data is headed or the way it is changing. An educated guess about what you expect to happen in the future based on past experience and careful observation. Hypothesis An educated guess based on prior knowledge. Data All facts, descriptions, and numbers collected during an experiment. Inference A conclusion based on evidence about what has already occurred.