Independent and Dependent Variables - Cups Unit

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 an experiment, if you change the height of a cup, what type of variable is this?

Back

This is an independent variable.

Front

If you measure the temperature of a drink in different cups, what type of variable is this?

Back

This is a dependent variable.

Front

What is the purpose of controlling variables in an experiment?

Back

Controlling variables ensures that the experiment is fair and that the results are due to the independent variable.

Front

Give an example of an independent variable in a study about plant growth.

Back

The amount of sunlight the plants receive.

Front

Give an example of a dependent variable in a study about plant growth.

Back

The height of the plants after a certain period.

Front

What does it mean to have a fair test in an experiment?

Back

A fair test means that only the independent variable is changed while all other conditions are kept the same.

Front

In the context of an experiment, what is a control group?

Back

A control group is a standard of comparison for checking the results of an experiment.

Front

Why is it important to repeat experiments?

Back

Repeating experiments helps to verify results and ensure reliability.