Independent and Dependent Variables

Front

What is an independent variable?

Back

The 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

The dependent variable is the factor that is measured or observed in an experiment, which is affected by changes in the independent variable.

Front

In Peter's experiment, what was the independent variable?

Back

The type of liquid (water or soda) being tested.

Front

In Joanna's experiment, what was the dependent variable?

Back

The temperature measured on each t-shirt.

Front

What does it mean to hypothesize in an experiment?

Back

To hypothesize means to make an educated guess or prediction about the outcome of an experiment.

Front

What is the purpose of a control in an experiment?

Back

A control is used as a standard for comparison to ensure that the results of the experiment are due to the independent variable.

Front

What is the significance of measuring time in an experiment?

Back

Measuring time helps to determine how long it takes for changes to occur in the dependent variable.

Front

In Charlotte's experiment, what was the independent variable?

Back

The type of fruit being tested.

Front

Why is it important to repeat experiments?

Back

Repeating experiments helps to verify results and ensure accuracy.

Front

What is an example of a hypothesis?

Back

If I water my plants more, then they will grow taller.