Compléter The Scientific MethodVersion en ligne Test your knowledge of the scientific method. par Stephanie Franco 1 dependent scientific independent experiment qualitative data conclusion control hypothesis quantitative method data variable data variable A is a systematic approach used in scientific study to do research or to verify the work of others . Usually , the first type of observation made by scientists are - information that describes color , odor , shape or some other physical characteristic . Scientists frequently gather another type of data such as the quantity of chemical formed or how much of a chemical is used up in a reaction . This numerical information is called . A is a tentative explanation for what has been observed . A hypothesis means nothing unless there is to support it . An is a set of controlled observations that test the hypothesis . In an experiment , the is the variable that the scientist plans to change . The value depends on the independent variable . A is a standard for comparison . Scientists take the data that have been analyzed and apply them to the hypothesis to form a .
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