Soru: A scientist wants to test if plants grow better with more sunlight. She puts one plant in direct sunlight and another in shade. What is the independent variable in this experiment?
Çözüm: The independent variable is the factor that the scientist changes on purpose. In this experiment, the scientist changes the amount of sunlight the plants receive. Therefore, the independent variable is amount of sunlight. The dependent variable (what we measure) would be plant growth.
