Independent and Dependent Variables

Front

What is the independent variable in an experiment?

Back

The independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What is the dependent variable in an experiment?

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

On a graph, which axis shows the independent variable?

Back

The x-axis shows the independent variable.

Front

What does 'independent' mean in the context of variables?

Back

Independent means an amount that can stand on its own.

Front

What does 'dependent' mean in the context of variables?

Back

Dependent means an amount that depends on another amount.

Front

In the statement 'If I drink a lot of water, then I will have to go to the bathroom,' what is the independent variable?

Back

The independent variable is 'the amount of water I drink.'

Front

In the statement 'If I drink a lot of water, then I will have to go to the bathroom,' what is the dependent variable?

Back

The dependent variable is 'the need to go to the bathroom.'

Front

In a table of data, if 'minutes' is the variable that is changed, what type of variable is it?

Back

It is the independent variable.

Front

If Sophie earned $5 for every A she got on her report card, what is the dependent variable?

Back

The dependent variable is 'm = money' (the money earned).

Front

If the number of hours studied increases, what happens to the test scores?

Back

The test scores (dependent variable) may increase as the hours studied (independent variable) increase.