Independent/Dependent Variable

Front

What is an independent variable?

Back

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

Front

In the question 'How does watching TV during studying affect a student’s test grades?', what is the dependent variable?

Back

The dependent variable is the student's test grades.

Front

In the question 'Does the flavor of ice cream affect how fast the ice cream melts?', what is the independent variable?

Back

The independent variable is the flavor of ice cream.

Front

What does the y-axis represent in a graph?

Back

The y-axis represents the dependent variable in a graph.

Front

What does the x-axis represent in a graph?

Back

The x-axis represents the independent variable in a graph.

Front

Give an example of an independent variable in a study about plant growth.

Back

An example of an independent variable could be the amount of sunlight the plants receive.

Front

Give an example of a dependent variable in a study about plant growth.

Back

An example of a dependent variable could be the height of the plants.

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 an experiment, if you change the amount of water given to plants, what is the independent variable?

Back

The independent variable is the amount of water given to the plants.