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16 Cards in this Set
- Front
- Back
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the study of matter and enrgy
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PHYSICS
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a systematic way to oserve, experiment, and analyze the world
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SCIENTIFIC METHOD
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the valid digits in a measurement
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SCIENTIFIC DIGITS
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describes the relationship between two variables in which an increase in one variable results in a decrease of another variable
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INVERSE RELATIONSHIP
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the line drawn as close as possible to all the data points on the graph
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LINE OF BEST FIT
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an educated guess about how variables are related
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HYPOTHESIS
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the factor that is changed or manipulated during an experiment
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INDEPENDANT VARIABLE
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description of a rule of nature
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SCIENTIFIC LAW
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a comparison between an unknown quanity and a standard
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MEASUREMENT
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a straight line on a graph that shows a linear relationship between the two variables
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LINEAR RELATIONSHIP
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an explanation supported by experimental results
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SCIENTIFIC THEORY
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describes how well the results of a measurement agree with the real value.
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ACCURACY
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the factor that depends on the independant variable
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DEPENDANT VARIABLE
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the method of treating units as algabreic quantities, which can be cancelled
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DIMENSIONAL ANALYSIS
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exists when one variable depends on the suqare of another
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QUADRATIC RELATIONSHIP
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the degree of exactness of a measurement
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PRECISION
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