Day 77 - 8.PFA.3: 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, depending on the independent variable.

Front

In the equation t = 3s + 5, which variable is independent?

Back

s = the number of students.

Front

In the equation C = 5 + 1.5m, what does C represent?

Back

C represents the total cost of renting movies.

Front

If the number of hours babysat increases, what happens to the money earned?

Back

The money earned increases.

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

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

Back

The x-axis represents the independent variable.

Front

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

Back

The y-axis represents the dependent variable.

Front

What is the formula to find the cost of renting movies if the monthly fee is $5 and each movie costs $1.50?

Back

C = 5 + 1.5m, where m is the number of movies.

Front

If Sarah brings treats based on the number of students, what is the independent variable?

Back

The number of students (s).