Math 8 Flashcard 4.1: Independent & Dependent Variables

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 in an experiment and is affected by changes in the independent variable.

Front

In the equation d = 25t, what does 'd' represent?

Back

In the equation d = 25t, 'd' represents the distance.

Front

In the equation d = 25t, what does 't' represent?

Back

In the equation d = 25t, 't' represents time.

Front

If distance is the independent variable, what is the dependent variable in the context of a walkathon?

Back

The dependent variable is the amount of money raised.

Front

In a table showing total cost based on days rented, what is typically the independent variable?

Back

The independent variable is the number of days.

Front

If Dalton babysits for more hours, what happens to his earnings?

Back

His earnings (dependent variable) increase as the number of hours (independent variable) increases.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable is the cause, while the dependent variable is the effect.

Front

In a graph, which axis typically represents the independent variable?

Back

The independent variable is usually represented on the x-axis.

Front

In a graph, which axis typically represents the dependent variable?

Back

The dependent variable is usually represented on the y-axis.