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14 Cards in this Set
- Front
- Back
Constant
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in an experiment, a factor that doesn't change.
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Control
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in an experiment, a standard for comparison that is often needed to draw a meanful conclusion
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dependent variable
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in an experiment, the factor whose value canges because of a change in the independent variable.
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experiment
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an organized procedure for testing a hypothesis, an experiment typically has control and dependent and independent variables.
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Mass
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the measure of the amount of matter in an object
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hypothesis
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a testable prediction used to see how something works or to solve a problem
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independent variable
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in an experiment, the factor adjusted to a different value by the experimenter to see what effect it will have on the dependent variable
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model
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a symbolic representation of an idea, system, or structure to make something understandable
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volume
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the amount of space an object occupies
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observation
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using your senses to gather information.
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physical science
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the study of matter and energy; topics for study include chemistry and physics
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scientific law
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a rule that describes, but doesn't explain, a pattern in nature and predicts what will happen under specific conditions
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technology
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the practicle use of scientific information to improve the quality of human life
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theory
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the most logical explanation of why thing work the way they do. A theory is a former hypothesis that has been tested with repeated experiments and observations and found to always work.
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