The control in an experiment is the sample or component that remains the same throughout the experiment. While other factors may act on other samples, this one remains the same. More »

The control is an important aspect of an experiment because it establishes the baseline that the experiment's subjects are compared to. Without a control, researchers would not have anything to compare the experiment's r... More »

A control experiment is a type of scientific experiment that is carried out alongside the test experiment, with all variables held constant except for one variable which is under consideration. A good example of a contro... More »

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The control variable, also known as the constant variable, is the variable that remains unchanged throughout an experiment. Control variables minimize room for errors as they reduce the factors that can affect the outcom... More »

A control setup in a scientific experiment is separate from the main experiment and is a setup in which the independent variable under investigation cannot affect the results. This isolates the effect of the independent ... More »

According to the National Forensics Science Technology Center, a reagent blank is an experimental control reagent containing all the material in a given sample except for the component which the experiment is designed to... More »

Constants in an experiment refer to things that do not change when repeating trials in the experiment. The two primary types of constants are physical constants and control constants. More »