an independent variable is a thing you can change on your own. a depentent variable is a variable you depend on and a responding variable is a variable that reacts to the experiment
Not always. It could be a constant. For example x is one variable, and y = x-2 is another variable. Then x - y = x - (x-2) = 2.
The independent variable.
dependent variable is the thing you measure in an experiment and a independent is the one you change.
a variable is something you change and there's a independent variable and a dependent variable
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