Identify the independent and dependent variable in the investigation. Drag and drop the correct variable into each box. Independent square Dependent square Variables Number of eggs in aquarium CO_(2) pressure Position of fish

Step 1: Identify the independent variable.<br />The independent variable is the one that is manipulated or changed in an experiment. In this case, the independent variable is the $CO_{2}$ pressure.<br /><br />Step 2: Identify the dependent variable.<br />The dependent variable is the one that is measured or observed in response to changes in the independent variable. In this case, the dependent variable is the number of eggs in the aquarium.<br /><br />Answer:<br />Independent Variable: $CO_{2}$ pressure<br />Dependent Variable: Number of eggs in aquarium