An experiment must have a control to show what would happen if no factors were changed.
Chat with our AI personalities
A control group is must for every new experiment or uncommon experiment. Because when an experiment is being done anything unexpected could happen and to control the hazard a control group should be ready everytime. Otherwise it can be very dangerous for the experiment holders. to help you conclude that no uncontrolled factors significantly influenced your results
To eliminate the possibility of hidden or unknown variables the scientist must a control experiment.
a control is something that stays the same in an experiment
control means to take conrol in a science experiment
The control of an experiment is the part of an experiment that does not change, and is strictly used as a comparison to the variable that is being tested.