Independent and Dependent Variables

Front

What is an independent variable?

Back

An independent variable is a factor that is changed or controlled in an experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

A dependent variable is a factor that is measured or observed in an experiment, which is affected by changes in the independent variable.

Front

In a graph, which axis represents the independent variable?

Back

The independent variable is represented on the x-axis (horizontal axis) of a graph.

Front

In a graph, which axis represents the dependent variable?

Back

The dependent variable is represented on the y-axis (vertical axis) of a graph.

Front

What does it mean if a variable is 'dependent'?

Back

A dependent variable is one that depends on the value of another variable, typically the independent variable.

Front

What is an example of an independent variable in a study about plant growth?

Back

The amount of sunlight each plant receives is an example of an independent variable.

Front

What is an example of a dependent variable in a study about plant growth?

Back

The height of the plants is an example of a dependent variable.

Front

What does 'control variable' mean?

Back

A control variable is a factor that is kept constant to ensure that the results of an experiment are due to the independent variable.

Front

How can you identify the independent variable in a word problem?

Back

The independent variable is usually the one that is manipulated or changed in the scenario described.

Front

How can you identify the dependent variable in a word problem?

Back

The dependent variable is usually the outcome or effect that is measured in response to changes in the independent variable.