A student conducts an experiment to determine how the temperature of water affects the time for sugar to dissolve. In each trial, the student uses a different amount of sugar and a different temperature of water. What is wrong with this experimental design? The student changed too many variables. The student needs to perform more trials. The student does not have a dependent variable. The student did not change enough variables.
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A student conducts an experiment to determine how the temperature of water affects the time for suga...
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