Day 77 - C4U 8.PFA.3: 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 context of a cell phone bill, what is the independent variable?

Back

The independent variable is the minutes used per month.

Front

In an experiment testing apple freshness, what is the dependent variable?

Back

The dependent variable is the freshness of the apples.

Front

In Priya's movie streaming scenario, what is the dependent variable?

Back

The dependent variable is the money it costs.

Front

In the equation t=0.34w+2, what does 't' represent?

Back

In this equation, 't' represents the total cost of frozen yogurt, which is the dependent variable.

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

Identify the independent variable in an experiment measuring how mass affects distance rolled by a ball.

Back

The independent variable is the mass of the ball.

Front

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

Back

Identifying these variables helps to clarify the relationship being tested and ensures accurate data collection.

Front

How can you determine the dependent variable in a given situation?

Back

The dependent variable can be determined by identifying what is being measured or observed in response to changes in the independent variable.