Independent and Dependent Variables

Front

What is the dependent variable in Molly's investigation on whether the age of students affects their driving skills?

Back

Skill of driving

Front

What is the independent variable in Molly's investigation on whether the age of students affects their driving skills?

Back

Age of student

Front

What is the independent variable in Ben's paper helicopter experiment?

Back

Wing Length

Front

What is the dependent variable in Ben's helicopter experiment?

Back

Amount of time it takes the helicopter to hit the floor

Front

Cindy's experiment on how sunlight affects plant growth: What is the dependent variable?

Back

The growth of the plant

Front

The one factor that a scientist changes during an experiment. (It affects the results of the experiment).

Back

Independent Variable

Front

The variable that is measured. It is the result of the experiment.

Back

Dependent Variable

Front

The factors that stay the same throughout the experiment.

Back

Constant

Front

Why is it important to have only one independent variable and to control the other variables when performing science experiments?

Back

So you can tell which factor is causing the change in the experiment and get more accurate results

Front

What is the independent variable in Cindy's plant growth experiment?

Back

One plant is in the sunlight and the other is under a box