EVERYDAY SCIENCE

Detailed explanation-1: -A control variable (or scientific constant) in scientific experimentation is an experimental element which is constant (controlled) and unchanged throughout the course of the investigation.

Detailed explanation-2: -A constant variable, sometimes known as a control variable, is something you keep the same during an experiment.

Detailed explanation-3: -The factors that must be kept the same are called the controlled variables, or constant variables.

Detailed explanation-4: -Science experiments also include something called constants. A constant is the part that doesn’t change during the experiment.