Independent and Dependent Variables

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 measured and affected in an experiment, responding to changes in the independent variable.

Front

In the equation d = 3c, what does 'c' represent?

Back

'c' represents the independent variable, which is the number of chores done.

Front

In the equation d = 3c, what does 'd' represent?

Back

'd' represents the dependent variable, which is the amount of dollars earned.

Front

Identify the independent variable: The number of players on a team and the number of uniforms to order.

Back

The independent variable is the number of players on a team.

Front

Identify the dependent variable: How drinking milk affects height.

Back

The dependent variable is height.

Front

What is the relationship between independent and dependent variables?

Back

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

Front

In a study, if you change the amount of sunlight a plant receives, what is the independent variable?

Back

The independent variable is the amount of sunlight.

Front

In a study, if you measure how tall a plant grows based on sunlight, what is the dependent variable?

Back

The dependent variable is the height of the plant.

Front

If you increase the number of hours studied, what is the independent variable?

Back

The independent variable is the number of hours studied.