Variables

Front

What is an independent variable?

Back

The independent variable is the one thing that is changed on purpose in an experiment.

Front

What is a dependent variable?

Back

The dependent variable is what we are observing or measuring in an experiment.

Front

What is a controlled variable?

Back

A controlled variable is what we keep the same to make the experiment fair.

Front

In the hypothesis 'If salt is added to water then the boiling point of water will decrease', what is the independent variable?

Back

Whether salt is added or not.

Front

In an experiment, what does the dependent variable represent?

Back

The dependent variable represents the outcome or effect that is measured.

Front

What is the purpose of a control in an experiment?

Back

The control is used to compare the results against the experimental group to see the effect of the independent variable.

Front

If you are testing how different amounts of sunlight affect plant growth, what is the independent variable?

Back

The amount of sunlight.

Front

If you are measuring how fast a car goes based on the amount of fuel, what is the dependent variable?

Back

The speed of the car.

Front

What is the manipulated variable in the question 'Will a person fall asleep faster if they listen to music?'

Back

Music.

Front

What is the responding variable in an experiment?

Back

The responding variable is the outcome that is measured in response to changes in the independent variable.