Independent variable
noun · Scientific method
Definition
The variable you deliberately change in an experiment.
Explanation
It is plotted on the x-axis of a graph.
Example
Light intensity in an investigation of photosynthesis.
Common confusion
The independent variable is changed; the dependent variable is measured.
Related terms
- Dependent variableThe variable you measure in an experiment.
- HypothesisA testable explanation or prediction that evidence can support or contradict.
Study guides that use this term
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