Scientific Concepts Flashcards

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Hypothesis

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An educated guess/prediction about what will happen based on what you already know and what you have learned from your research. Word it using an "If, then" statement.

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Independent variable

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The factor in an experiment that is altered by the experimenter. The independent variable is purposely changed or manipulated.

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Dependent variable

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The part that responds to or depends on what the experimenter changed.

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Quantitative data

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Data that can be measured - numerical data.

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Qualitative data

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Data that is observed with our senses - color, odor, shape.

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Control

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The thing(s) that are purposely kept the same in the experiment - stays constant.

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Prediction

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A logical statement (forecast) about what will happen if the hypothesis is correct.

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Inference

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A tentative explanation about a future situation based on background knowledge and available data.

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Conclusion

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A summary statement based on the results of an investigation. Scientific conclusions are based on verifiable observations.

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Scientific Method

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A process scientists use to complete fair tests or experiments.