Jasmine is doing an experiment to see how much temperature change occurs when three different substances are heated. Between the three conditions, she must control (keep the same) all of the following EXCEPT:
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Ответ:
SUBSTANCES
Explanation:
According to this question, Jasmine is conducting an experiment in order to see how much temperature change occurs when three different substances are heated. Based on this experiment, the INDEPENDENT VARIABLE, which is the variable that is changed or manipulated is SUBSTANCES.
A controlled experiment is an experiment where all other variables except the INDEPENDENT VARIABLE is kept the same or unchanged. The independent variable is the only variable allowed to change, which in this case is the SUBSTANCES USED.
Ответ:
i asked my teacher and checked multiple sources seems to be H20