Dependent and Independent 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. It depends on the independent variable.

Front

In the experiment, 'The number of gallons of water produced after running a hose for minutes', what is the independent variable?

Back

The independent variable is the number of minutes (m).

Front

In the experiment, 'The pages in a book and the weight of the book', what is the independent variable?

Back

The independent variable is the number of pages (p).

Front

In the experiment, 'How fast Hayden reacted to different sounds', what is the independent variable?

Back

The independent variable is the different sounds.

Front

In the scenario, 'Sarah brings treats based on the number of students', what is the independent variable?

Back

The independent variable is the number of students (s).

Front

In the experiment, 'How drinking milk affects Monica's growth', what is the independent variable?

Back

The independent variable is drinking milk.

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

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.