11. A scientist conducted an experiment to determine a body of water affects the number of plants that can live in the water. Which is the independent variable? a. water b. temperature of the water c. amount of salt in the water d. number 12. A scientist conducted an experiment to determine how the amount of saltin a body of water affects the number of plants that can live in the water. In this experiment, which is the dependent variable? a. water temperature of the water c. amount of salt in the water d. nur