ACT Science Vocabulary| Questions solved 100% Correct/Verified Solutions
Control - ANSWER A sample in which no variables are tested, thus serving as a basis for comparison Control variable - ANSWER A variable that stays constant in an experiment, allowing the effect of another variable to be measured Convection - ANSWER The circulation of fluid caused by warm fluid rising and cool fluid sinking Density - ANSWER In a physics sense, the amount of mass per unit volume; in a more general sense, the quantity per unit area or volume
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