B.0 Scientific Method Vocab M&L

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Theory

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A tested, highly reliable scientific explanation of events in the natural world that unifies many repeated observations and incorporates durable, well-supported hypotheses that enable scientists to make accurate predictions.

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Independent Variable

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The variable that is deliberately changed in an experiment.

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Bias

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A personal, rather than scientific, point of view, for or against something.

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Data

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Something scientists gather while they are observing their experiments.

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Dependent Variable

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The variable that is observed and that changes in response to the independent variable.

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Control Group

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The group in an experiment that does not receive the experimental treatment and is used as a benchmark to measure how the other tested subjects do.

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Hypothesis

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A proposed explanation for a phenomenon, which can be tested through experimentation.

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Experiment

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A scientific procedure undertaken to test a hypothesis.

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Observation

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The act of noting and recording something with instruments or the senses.

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Conclusion

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A summary of the results of an experiment, stating whether the hypothesis was supported or not.