Dependent and independent variables

Front

What is a dependent variable?

Back

A dependent variable is a variable that depends on or is changed by another variable.

Front

What is an independent variable?

Back

An independent variable is a variable that is manipulated or changed to observe its effect on the dependent variable.

Front

In the equation m = d, which variable is dependent?

Back

d (the distance Sarah walks) is the dependent variable.

Front

In the scenario where Tim got 3 pieces of candy for every house he trick or treated at, what is the dependent variable?

Back

c (candy) is the dependent variable.

Front

Identify the independent variable in the experiment where Tiffany measures how fast Hayden reacts to different sounds.

Back

Different sounds is the independent variable.

Front

What does it mean if a variable is independent?

Back

It means that the variable can be changed or controlled in an experiment.

Front

What does it mean if a variable is dependent?

Back

It means that the variable is affected by changes in the independent variable.

Front

Give an example of a dependent variable in a scientific experiment.

Back

The growth of a plant (dependent variable) based on the amount of sunlight it receives (independent variable).

Front

Give an example of an independent variable in a scientific experiment.

Back

The amount of fertilizer used (independent variable) to see its effect on plant growth (dependent variable).

Front

In a study measuring the effect of study time on test scores, what is the dependent variable?

Back

Test scores are the dependent variable.