Independent/Dependent Variables Flashcard

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 statement 'If I ride my bike to school instead of walking, then I will get to school faster,' what is the dependent variable?

Back

How fast you get to school.

Front

In the statement 'If I floss more, then I will have fewer cavities,' what is the independent variable?

Back

Amount of flossing.

Front

In the question 'Does pipe material affect the temperature of flowing water?', what is the dependent variable?

Back

Water temperature.

Front

In the experiment about a vitamin making a horse grow taller, what is the independent variable?

Back

The vitamin.

Front

What is being measured in the hypothesis 'IF Plant A receives fertilizer, THEN it will grow larger than Plant B'?

Back

Plant growth.

Front

What is the purpose of a hypothesis in an experiment?

Back

A hypothesis is a testable prediction about the relationship between the independent and dependent variables.

Front

How do you identify the independent variable in an experiment?

Back

The independent variable is identified by asking what factor is being changed or manipulated.

Front

How do you identify the dependent variable in an experiment?

Back

The dependent variable is identified by asking what factor is being measured or observed.