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21 Cards in this Set
- Front
- Back
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accuracy
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the difference between a measurement and its accepted value
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conclusion
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the explanation of the results of an experiment as they apply to the hypothesis being tested
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control
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a test you carry out with no independent variables so you can observe whether your independent variable in an experiment does indeed cause a change
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controlled experiment
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an investigation in which only one variable is changed, and the resulting effect on another variable is observed, while all other variables are held constant
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dependent variable
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in an experiment, the factor that changes in response to a change in the independent variable; also called the responding variable
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extrapolation
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a prediction that is out of the range of the collected data
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hypothesis
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a testable proposal used to explain an observation or to predict the outcome of an experiment; often expressed in the form of an “If ..., then ...” statement
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independent variable
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in an experiment, the factor that is selected or adjusted to see what effect the change will have on the dependent variable; also called the manipulated variable
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interpolation
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a prediction that is within the range of collected data
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observation
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information gathered through one or more senses, including hearing, touch, sight, taste, and smell
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precision
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a measure of the detail, such as the number of digits, with which a quantity is expressed
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prediction
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a forecast about what you expect to observe when you do an investigation
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principle
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a fundamental law, assumption, or fact
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procedure
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a specific set of actions which if executed in the same manner under the same circumstances will yield the same results
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scale
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ratio between a single unit of distance, such as on a map, model, or drawing, and the corresponding distance in reality
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scientific literacy
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an evolving combination of the science-related attitudes, skills, and knowledge necessary to develop inquiry, problem-solving, and decision-making abilities, to become lifelong learners, and to maintain a sense of wonder about the world
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slope
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the direction of a line on a graph, which may be horizontal (zero), slanting up (positive), or slanting down (negative). Slope is calculated by determining the ratio of rise/run
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uncertainty
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a lack of certainty; having limited knowledge to describe a state or outcome, often where more than one outcome is possible
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validity
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the degree to which a conclusion is likely to be true
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variable
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a factor that can influence the outcome of an experiment
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Venn diagram
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a type of graphic organizer that can be used to compare and contrast two or more concepts or objects by using two or more intersecting circles
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