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Scientific Method

Vocabulary

TermDefinition
Scientific Theory A well-tested explanation for a set of observations or experimental results
Scientific Law A statement that summarizes a pattern found in nature
Variable A factor in an experiment that can change
Control The factor in the experiment that stays the same
Manipulated variable (To manipulate is to control). The variable that causes a change in another variable (independent variable)
Responding Variable (To respond is to react). The variable that changes (dependent variable).
Controlled experiment An experiment in which only one variable (the manipulated variable) is changed at a time.
Model A representation of an object or an event
Analyze To separate into parts to study
Scientific Method An organized plan for gathering, organizing, and communicating information to solve a problem
Observation Information you obtain through your senses
Data Information gathered during the experiment (graphs, charts, tables)
Hypothesis A proposed answer to a question (an educated guess)
Problem What you want to know the answer to. Presented as a question
Procedure The steps involved in setting up the experiment and solving the problem
Experiment The way you will go about solving the problem. (Testing the hypothesis)
Conclusion The answer to your problem. The conclusion may or may not support the hypothesis
Created by: Heather Catron