Independent and Dependent Variables

Front

What is an independent variable?

Back

An independent variable is an amount that can stand on its own and is manipulated in an experiment.

Front

What is a dependent variable?

Back

A dependent variable is an amount that depends on another variable and is measured in an experiment.

Front

In the context of a scrapbook, if p is the number of photos added, what is t?

Back

t is the thickness of the scrapbook, which depends on the number of photos added.

Front

Which variable is plotted on the x-axis of a graph?

Back

The independent variable is plotted on the x-axis.

Front

Which variable is plotted on the y-axis of a graph?

Back

The dependent variable is plotted on the y-axis.

Front

If the cost of each pizza is $5.50, how do you represent the total cost c for p pizzas?

Back

c = 5.50p.

Front

What does it mean when we say a variable is dependent?

Back

It means that the variable's value is influenced by changes in another variable.

Front

Give an example of an independent variable in a scientific experiment.

Back

The amount of sunlight a plant receives is an independent variable.

Front

Give an example of a dependent variable in a scientific experiment.

Back

The height of a plant is a dependent variable that changes based on the amount of sunlight.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable is manipulated to observe its effect on the dependent variable.