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Scientific Method

Introduction and Key vocabulary

TermDefinition
Purpose the question or problem you have - the reason to do the experiment
Research gathering of information to support your hypothesis
Hypothesis If...then statement; an educated guess or prediction
Analysis your observations and data; organized into charts and graphs so that you can examine thoroughly
Experiment the materials and directions or steps that you follow in order to test your hypothesis
Conclusion tells if your hypothesis was correct or incorrect and what you learned
repeated trials conducting an experiment multiple times to make sure your data is valid
quantitative data a description of the data using numbers
qualitative data a description of the data using adjectives
observation something that can be noted using one of your five senses
safety goggles something that protects your eyes during an experiment
independent variable manipulated by me; I change it
dependent variable changes because something else was changed
control a variable that is used as a comparison so it remains unchanged
constants things that remain the same during an experiment
Created by: Ms. Long 6