Unit 7 Lesson 7

Front

What is an independent variable?

Back

An independent variable is a variable that is manipulated or changed in an experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

A dependent variable is a variable that is measured or observed in an experiment, and it is affected by changes in the independent variable.

Front

In the equation 2x = y, which variable is dependent?

Back

y is the dependent variable.

Front

In the equation y + 2 = x, which variable is independent?

Back

x is the independent variable.

Front

If t is the number of treats and s is the number of students, which variable is independent?

Back

s is the independent variable.

Front

If h is the number of hours babysat and m is the money earned, which variable is dependent?

Back

m is the dependent variable.

Front

What does it mean for a variable to be dependent?

Back

A dependent variable's value depends on the changes made to the independent variable.

Front

What does it mean for a variable to be independent?

Back

An independent variable stands alone and is not affected by other variables in the experiment.

Front

Write an equation that represents a direct relationship between two variables.

Back

y = kx, where k is a constant.

Front

In a graph, how do you identify the independent variable?

Back

The independent variable is typically plotted on the x-axis.