Get the definition of a confounding variables. See examples of confounding variable and learn why correlation is not causation.
Scientific Method
A control variable is any factor that is controlled or held constant in an experiment.
What Is a Control Variable? Definition and Examples
The independent and dependent variables are key to any scientific experiment, but how do you tell them apart? Here are the definitions of independent and dependent variables, examples of each type, and tips for telling them apart and graphing them. Independent Variable The independent variable is the factor the researcher […]
Independent and Dependent Variables Examples
The independent and dependent variables are the two main types of variables in a science experiment. A variable is anything you can observe, measure, and record. This includes measurements, colors, sounds, presence or absence of an event, etc. The independent variable is the one factor you change to test its […]
Difference Between Independent and Dependent Variables
Get the definition of the dependent variable in science along with examples of how to identify the dependent variable in an experiment.
Dependent Variable Definition and Examples
The independent variable is the variable that is controlled or changed in a scientific experiment to test its effect on the dependent variable. It doesn’t depend on another variable and isn’t changed by any factors an experimenter is trying to measure. The independent variable is denoted by the letter x in an […]
What Is an Independent Variable? Definition and Examples
Get hypothesis examples that can be used in the scientific method and to design experiments. Learn about different hypothesis forms.
Hypothesis Examples
This scientific method quiz tests how well you understand the essential steps of the scientific method and how to perform an experiment.
Scientific Method Quiz
The scientific method is a system scientists and other people use to ask and answer questions about the natural world. In a nutshell, the scientific method works by making observations, asking a question or identifying a problem, and then designing and analyzing an experiment to test a prediction of what […]