Independent vs Dependent

Front

What is an independent variable?

Back

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

Front

What is a dependent variable?

Back

A dependent variable is the variable that is measured and affected in an experiment, responding to changes in the independent variable.

Front

In the equation y = mx + b, which variable is independent?

Back

x is the independent variable.

Front

In the equation y = mx + b, which variable is dependent?

Back

y is the dependent variable.

Front

What does the x-axis represent in a graph?

Back

The x-axis represents the independent variable.

Front

What does the y-axis represent in a graph?

Back

The y-axis represents the dependent variable.

Front

If the number of hours studied increases, what happens to the test score? Identify the independent and dependent variables.

Back

Independent variable: number of hours studied; Dependent variable: test score.

Front

In a relationship where the amount of rainfall affects plant growth, identify the independent and dependent variables.

Back

Independent variable: amount of rainfall; Dependent variable: plant growth.

Front

What is the relationship between independent and dependent variables?

Back

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

Front

If you increase the temperature of water, what happens to the amount of ice that melts? Identify the independent and dependent variables.

Back

Independent variable: temperature of water; Dependent variable: amount of ice that melts.