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16 Cards in this Set
- Front
- Back
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Physics |
The study of matter and energy. |
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Scientific Method |
Is a systematic way to observe, experiment, and analyze the world. |
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Significant Digits |
The valid digits in a measurement. |
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Inverse Relationship |
Describes the relationship between two variables in which an increase in one variable results in the decrease of another variable. |
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Line of best fit |
On a graph, this is the line drawn as close as possible to all of the data points. |
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Hypothesis |
This is an educated guess about how variables are related. |
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Independent Variable |
Is the factor that is changed or manipulated during an experiment. |
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Scientific Law |
This is a description of a rule of nature. |
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Measurement |
This is a comparison between an unknown quantity and a standard. |
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Linear Relationship |
A straight line on a graph shows that there is this between Tue two variables. |
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Scientific Theory |
Is an explanation supported by experimental results. |
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Accuracy |
Describes how well the results of a measurement agree with the real value. |
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Dependent Variable |
Is the factor that depends on the independent variable. |
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Dimensional Analysis |
The method of treating units as algebraic quantities, which can be cancelled. |
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Quadratic Relationship |
Exists when one variable depends on the square of another. |
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Precission |
The degree of exactness of a measurement. |
