Scientific Method

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Scientific Method

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A series of steps that scientists use to answer questions and solve problems.

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Problem Statement

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Always in form of a question; the question we are trying to answer by doing the experiment.

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Hypothesis

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An educated guess.

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Data and Results

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A summary of the data you have collected (graphs, tables, charts, photos, etc.); all your observations from the experiment.

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Conclusion

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The answer to your question; a summary of what you have learned from an experiment.

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Independent/manipulated variable

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factor in an experiment that a scientist purposely changes; the cause

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dependent(responding) variable

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the factor that changes (measured) as a result of the experiment; the effect

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Problem Statement

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The question you want to answer. Inquiry has led to many discoveries in science. Ask your question.

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Example of a Problem Statement

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How does the amount of water in a bottle affect the sound made when the bottle is tapped?

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Example of a Hypothesis

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If the amount of water is more, then the sound will be lower when the bottle is tapped