Students wanted to know which type of liquid worked best for growing beans. They watered one plant with pop, one with lemonade, and one with just water. After one week, the measured the height of each plant. What would be the control?

A student wanted to know if the distance a golf ball travels after being hit is affected by the height of the tee. What would be IV in this experiment?

If I test different types of baseball bats, then I predict the aluminum bat will hit the baseball the farthest. What is the dependent variable?

I want to know if different temperatures of water will affect how high an ice cube floats. What is a constant for this experiment to work correctly?

Mrs. Kibler wanted to see how different types of music affected student´s pulse rates. How would you state the hypothesis in the If/Then format?

A student wanted to know how the length of a guitar string would affect the pitch. What would be IV in this experiment?

Students wanted to know if the temperature had an effect on the strength of a magnet. They tested one magnet at a high temperature, one at a low temperature, and one at room temperature. What would be the control?

Students wanted to know if they gave baby mice vitamins would they grow at a faster rate. How would you phrase this hypothesis in the IF/THEN format?

Students wanted to know if levels of anxiety were affected by the amount of time spent on social media. What would be the control group in this experiment?

Students wanted to know if the temperature of the water had an effect on the strength of a hurricane. What would be a correct hypothesis for this experiment?

Doctors wanted to know if the amount of smoking affected lung capacity. They studied 3 groups (non-smokers, weekly smokers, and daily smokers). What would be the control group?

Amy wanted to know which brand of popcorn will leave the least amount of kernels. What is the independent variable?

I want to know if different temperatures of water will affect how high an ice cube floats. What is the dependent variable?