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  1. What Is a Control Variable? Definition and Examples

    Aug 27, 2020 · A control variable is any factor that is controlled or held constant during an experiment. For this reason, it’s also known as a controlled variable or a constant variable. A …

  2. Control VariableDefinition, Types and Examples

    A control variable is any factor in a study that is intentionally kept constant to prevent it from influencing the relationship between the independent variable (IV) and the dependent variable …

  3. Control Variables | What Are They & Why Do They Matter?

    Mar 1, 2021 · A control variable is anything that is held constant or limited in a research study. It’s a variable that is not of interest to the study’s objectives, but is controlled because it could …

  4. Controlled Variable Role in Science Experiments - ThoughtCo

    Aug 5, 2024 · It is also known as a constant variable or simply as a "control." The control variable is not part of an experiment itself—it is neither the independent nor dependent variable —but it …

  5. Control Variable - Definition, Types and Examples - Research …

    Mar 26, 2024 · A control variable is an element that is kept constant throughout an experiment or study to prevent it from influencing the outcome. While independent variables are manipulated …

  6. What Are Control Variables? Definition & Examples

    Aug 27, 2025 · What is a Control Variable? A control variable can be defined as an experimental element that either remains constant or is held constant through the course of investigation in …

  7. Control variable - Wikipedia

    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.

  8. What is a Control Variable: Science Experiments Simple Guide

    Aug 22, 2025 · Defining the Control Variable: What Is It? A control variable is any factor in an experiment that researchers intentionally keep constant or unchanged to ensure that the …

  9. What Does Control Variable Mean In Science Terms

    Sep 23, 2025 · What Does The Scientific Word “Control Variable” Mean? A control variable in scientific research is any parameter that is kept constant throughout an experiment to prevent …

  10. What is a control variable in science? - California Learning …

    Jun 19, 2025 · The concept of a control variable, often referred to as a constant or controlled factor, is fundamental to the scientific method and critical for isolating the effects of …