Variable Review

Match it! Select the correct answer from the pull down...Good luck!

Identify the control variable: If you eat breakfast in the morning, then you will be more alert at school.

Which variable is purposely changed to test the hypothesis?

Identify the independent variable: If people spend more time on social media, then they read less books.

Identify the independent variable: If I take an afternoon nap, then I will focus more.

Identify the dependent variable: Tammy watered one group of sunflowers with a salt water solution and another group of sunflowers with pure water. After 3 weeks she recorded the plants height.

Identify the dependent variable: If you exercise more, then you will loose weight.

Which is the variable that you want to keep the same in the experiment?

Identify the control variable: If the air temperature is warmer, then the crickets will chirp louder.