Question

q4. (s c.6.n.1.1) a student wants to test whether the amount of sunlight affects the growth of bean plants. which choice correctly identifies the variables? d. independent variable = amount of water; dependent variable = amount of sunlight a. independent variable = bean plant type; dependent variable = amount of sunlight c. independent variable = plant growth; dependent variable = type of soil b. independent variable = amount of sunlight; dependent variable = plant growth

Explanation:

The independent variable is what the experimenter changes or manipulates. Here, the student is changing the amount of sunlight. The dependent variable is what is being measured and is affected by the independent variable. In this case, it's the growth of the bean - plants.

Answer:

B. Independent variable = amount of sunlight; Dependent variable = plant growth