Nature of Science/Experimental Variables

Front

What is a testable idea or explanation that leads to a scientific investigation?

Back

Hypothesis

Front

In an experiment, what type of variable is manipulated or changed by the scientist?

Back

Independent variable

Front

What is the term for the variable that is measured or observed in an experiment?

Back

Dependent variable

Front

What do we call the factors that are kept the same throughout an experiment?

Back

Constants

Front

Why is it important to repeat experiments multiple times?

Back

To ensure the results are consistent and reliable.

Front

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

Back

To provide a standard for comparison.

Front

In the context of an experiment, what does the term 'variable' refer to?

Back

Any factor that can change or be changed.

Front

What is the difference between an independent variable and a dependent variable?

Back

The independent variable is changed by the experimenter, while the dependent variable is what is measured.

Front

What is an example of a constant in a plant growth experiment?

Back

The amount of water given to each plant.

Front

What is the role of a hypothesis in scientific research?

Back

It provides a testable prediction that can be investigated.