Scientific Variables

Front

What is an independent variable?

Back

The variable in an experiment that is deliberately changed by the scientist.

Front

What is a dependent variable?

Back

The variable that is measured in an experiment; it depends on the independent variable.

Front

What is a constant/control in an experiment?

Back

Things that do not change in an experiment; these variables stay the same.

Front

What is the purpose of a control group in an experiment?

Back

To provide a standard for comparison against the experimental group.

Front

In an experiment testing which type of paper airplane goes the furthest, what is the independent variable?

Back

The type of paper airplane.

Front

In the statement 'If I study for my scientific method test, then I will have a better test score,' what is the dependent variable?

Back

Test score.

Front

What is the difference between independent and dependent variables?

Back

Independent variables are changed by the experimenter, while dependent variables are measured as a result.

Front

Why is it important to keep constants in an experiment?

Back

To ensure that the results are due to the independent variable and not other factors.

Front

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

Back

The amount of sunlight the plants receive.

Front

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

Back

The height of the plants.