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Exam (elaborations)
Exam (elaborations) iGCSE CIE
iGCSE CIE
iGCSE CIE
iGCSE CIE Biology Paper 6 Revision What is an independant variable? - ANSWERS-The variable that is changed by the investigator What is a dependant variable? - ANSWERS-A variable that changes and is measured What is a control variable? - ANSWERS-A variable that should be kept constant so as to not affect the result of the dependant variable How can you make an experiment better? - ANSWERS-Do it 3 times and then take an average. Exclude anomalies from your average.
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