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| A group or individual that serves as a standard of comparison with another group or individual to which it is identical except for one factor. |
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| Something in an experiment that can change. |
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| The one factor that a scientist changes during an experiment. |
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| Something in an experiment that remains the same. |
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| A possible explanation for a set of observations or answer to a scientific question, must be testable. (*An educated guess) |
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| A word which means to examine critically. |
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| The use of one or more of the 5 senses to gather information. |
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| Data that is given using descriptive language such as good, better, best. |
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| Data that is given using standard units of measurement. Ex: cm, inches, ect. |
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| A conclusion or presumption based on prior knowledge or experience. |
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| An explanation based on a hypothesis that has been tested many times. |
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| The act of taking a fraction of substance to be tested or analyzed. |
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| The variation within a sample is inversely related to the size. It is used in statistics. *For Example: The smaller the sample, the larger the sample error. |
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| States the number of times measurements were taken for each independent variable. |
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