Independent and Dependent Variable

Front

What is an independent variable?

Back

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

Front

What is a dependent variable?

Back

A dependent variable is the variable that is tested and measured in a scientific experiment. It is dependent on the independent variable.

Front

In the equation y = mx + b, which variable is independent?

Back

x is the independent variable.

Front

In the equation y = mx + b, which variable is dependent?

Back

y is the dependent variable.

Front

What does it mean when we say 'the more hours you study, the higher your grades'?

Back

In this statement, study hours are the independent variable and grades are the dependent variable.

Front

If you increase the amount of sunlight a plant receives, what variable is independent?

Back

The amount of sunlight is the independent variable.

Front

If a student studies more and their test scores improve, what is the dependent variable?

Back

The test scores are the dependent variable.

Front

In a graph showing the relationship between temperature and ice cream sales, which variable is independent?

Back

Temperature is the independent variable.

Front

In a study measuring how different fertilizers affect plant growth, what is the dependent variable?

Back

The plant growth is the dependent variable.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable is manipulated to observe its effect on the dependent variable.