Controls or
Control group
the control
Control(:
The Control Group
Controlled Variable
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.
the control group
control group
The control group
the CONTROL for the experiment
The control group or variable
The part where experiment is spelled wrong. :P It's also the independent variable:)
The most crucial part of an experiment always is the control or pattern.