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OpenStudy (anonymous):
Which of these statements best describes a scientific theory? A. It is a description of an observation which does not change over time. B. It is a description of an observation after research over a period of time. C. It is an explanation for an observation which is not based on data. D. It is an explanation for an observation after several valid experiments.
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OpenStudy (anonymous):
wat grade?
OpenStudy (anonymous):
11th
OpenStudy (anonymous):
this is a 9th grade question tho
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