Designing Experiments

Question 1

what is the independent variable?

Answer 1

what you are deliberately changing

Question 2

what is the dependent variable?

Answer 2

what you are measuring

Question 3

what are control variables?

Answer 3

the other factors which might affect the dependent variable (these should increase both biological factors e.g. age and non-living factors e.g. temperature)

Question 4

how can you increase the reliability of an experiment?

Answer 4

increase the amount of repeats