Independent/Dependent Topic 4 Study Guide

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. It depends on the independent variable.

Front

How do you identify the independent variable in an equation?

Back

The independent variable is usually represented on the x-axis in a graph and is the input of the function.

Front

How do you identify the dependent variable in an equation?

Back

The dependent variable is usually represented on the y-axis in a graph and is the output of the function.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable is manipulated to observe how it affects the dependent variable.

Front

In the equation d = 3p, what does 'd' represent?

Back

In this equation, 'd' represents the total dollars earned from selling 'p' plates of cookies.

Front

In a graph showing distance vs. time, what does the slope represent?

Back

The slope of the graph represents the speed or rate of distance covered over time.

Front

What is a function in mathematics?

Back

A function is a relation that assigns exactly one output for each input.

Front

What does it mean if two variables are directly proportional?

Back

If two variables are directly proportional, as one variable increases, the other variable also increases at a constant rate.

Front

What does it mean if two variables are inversely proportional?

Back

If two variables are inversely proportional, as one variable increases, the other variable decreases.