Lesson 1 - Dependent Variables

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

Austin wants to test how the amount of sugar in one brand of cereal affects the behavior of young children that eat that brand of cereal for breakfast.

You want to see if playing music makes plants grow taller. What is the dependent variable in this experiment?

Carmen designs an experiment to determine how surface type affects how far a ball will roll across a variety of surfaces. What is the dependent variable?

An entomologist (bug scientist) wants to determine if temperature changes how many times a cricket chirps. What is the dependent variable?

A soap manufacturer wants to prove that their detergent works better to remove tough stains. What is the dependent variable?

You think that a certain part of your brain is important in memory. To test this, you will remove this part of the brain from rats and see if they remember how to get through the maze. What is the dependent variable in this experiment?

You want to measure the effect of different amounts of oxygen on the rate of yeast growth. What is the dependent variable?

A scientist places corn plants at different distances from the light. What would the dependent variable be of the experiment?