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 turkey cooking example, what is the independent variable?

Back

The independent variable is time, specifically the cooking time in minutes.

Front

In the turkey cooking example, what is the dependent variable?

Back

The dependent variable is the weight of the turkey, measured in pounds.

Front

How do you identify independent and dependent variables in a scenario?

Back

The independent variable is what you change, while the dependent variable is what you measure or observe.

Front

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

Back

The amount of sunlight each plant receives.

Front

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

Back

The height of the plants after a certain period.

Front

If a city’s population triples every year, what is the dependent variable?

Back

The dependent variable is the population of the city.

Front

In Jane's workout, what is the independent variable?

Back

The independent variable is the time spent exercising.

Front

In Jane's workout, what is the dependent variable?

Back

The dependent variable is Jane's heart rate.