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?

Scientists wanted to know what the effect of the amount of fertilizer on the amount of corn produced would be. What would be the DV in this experiment?

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?

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

I normally use regular unleaded gas, and I was wondering if I used a different type of gas, ( Premium Unleaded or Diesel), if that would affect the amount of pollution my car produced. What would be the control in this experiment?

Students wanted to know if they gave baby mice vitamins would they grow at a faster rate. What would be the correct problem statement for this experiment?

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 amount of rainfall had an effect on the volume of water traveling down a river. What would be the DV in this experiment?

Students wanted to know if the amount of sleep had an effect on their score on an exam. What would be a constant for this experiment?

A student wanted to know which type of bat (wood or aluminum) would hit a baseball the farthest. What would be a constant in this experiment?

A student wanted to know how the amount of ice affects the rate of cooling of a glass of water. What would be the IV in this experiment?

A student wanted to know if increasing the amount of baking soda would affect how much the cake rises when baked. What would be a good hypothesis for this experiment?

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?