Variables in Science Experiments: Practice!

Front

What is a dependent variable in a scientific experiment?

Back

The variable that we measure or observe to see how it responds to changes.

Front

What is an independent variable in a scientific experiment?

Back

The variable that we deliberately change or manipulate to see its effect.

Front

What is a controlled variable in a scientific experiment?

Back

A factor that we keep constant to ensure a fair test.

Front

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

Back

To provide a standard for comparison against the experimental group.

Front

How does changing the length of a pendulum affect its swing time?

Back

The length of the pendulum is the independent variable, and the swing time is the dependent variable.

Front

What is the relationship between sunlight and plant growth in an experiment?

Back

Sunlight is the independent variable, and plant growth is the dependent variable.

Front

Why is it important to keep certain variables constant in an experiment?

Back

To ensure that the test is fair and that the results are valid.

Front

What is an example of a controlled variable in a plant growth experiment?

Back

Type of soil, amount of water, or temperature.

Front

What does it mean to manipulate a variable in an experiment?

Back

To change or alter the variable to observe its effects.

Front

What is the outcome of an experiment called?

Back

The dependent variable.