Independent and Dependent Variables

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, what does y represent?

Back

y represents the dependent variable.

Front

In the equation y = mx + b, what does x represent?

Back

x represents the independent variable.

Front

What is the purpose of identifying independent and dependent variables in an experiment?

Back

Identifying these variables helps to understand the relationship between them and how changes in one affect the other.

Front

If the number of hours studied increases, what is the likely dependent variable?

Back

The likely dependent variable is the test score or performance.

Front

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

Back

The x-axis typically represents the independent variable.

Front

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

Back

The y-axis typically represents the dependent variable.

Front

What is an example of an independent variable in a plant growth experiment?

Back

The amount of sunlight the plants receive.

Front

What is an example of a dependent variable in a plant growth experiment?

Back

The height of the plants after a certain period.