Question

The science club at Tracy's school is researching how temperature affects fish reproduction. They conducted a study to find out if raising the water temperature would decrease the number of bass eggs that hatched.

They gathered bass eggs from a local lake. Half of the aquariums were kept at room temerpature, and the other half were placed in a sunny window.

What is the independent (test) variable from this experiment?


The size of the lake.


The number of bass eggs that hatch.


The temperature of the water.


The number of aquariums.

Answer 1

C. Temperature of rhe water

Answer 2

The temperature of the water.

Step-by-step explanation:

The independent variable is the thing you are changing in order to observe an outcome. The dependent variable is the outcome (the number of bass eggs that hatch).