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Types of Variables

KS3 Experiments

QuestionAnswer
What variable is the aspect(s) you want to stay the same or remain unchanging? Controlled Variable
Which variable is the change that occurs in response to the independent variable? Dependent Variable
Which variable is the one thing you change in an experiment? Independent Variable
In an experiment measuring plant growth, where 3 plants are each fed a different liquid, what type of variable is the liquid used to water each plant ? Independent Variable
In an experiment measuring plant growth, which variable is the observed height or health of the plant? Dependent variable (its growth depends upon the treatment the plant receives = the independent variable)
In an experiment measuring plant growth, where 3 plants are each fed a different liquid, which variable would the pot be, if it was exactly the same for all 3 plants? Controlled variable
In an experiment measuring plant growth in 3 plants, how could the soil act as an independent variable ? It would have to be the one changing factor in the experiment.
What variable would the growth of the plant represent if the 3 plants were fed exactly the same but kept in different positions? Dependent Variable
Created by: cdearing
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