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| an orderly method for gaining, organizing, and applying new knowledge |
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| an educated guess; a reasonable explanation of an observation or experimental result that is not fully accepted as factual until tested over and over again by experiment |
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| a test that is designed to include both an experimental group and a control group in which the scientist tests only one variable at a time |
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| conditions that can change or be changed in an experiment |
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| variables in an experiment that must be kept the same between the control group and the experimental group |
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| the group in an experiment that is kept under normal conditions and is used as the standard of comparison |
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| the condition that is purposely changed to test its effect |
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| the effect that is measured as a result of the change in the independent variable |
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| a close agreement by competent observers of a series of observations of the same phenomena (event in nature) |
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| a judgement or conclusion based on an observation |
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| a general hypothesis or statement about the relationship of natural quantities that has been tested over and over again and has not been contradicted |
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| a synthesis of a large body of information that encompasses well-tested and verified hypotheses about aspects of the natural world |
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| is 1) a body of knowledge about the workings of nature and 2) the methods used to produce the body of knowledge |
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| tools, techniques, and procedures used to solve practical problems |
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