Question

refer to the scenario. a scientist sets up an experiment to see how colored lights affect the height of plant growth. he grows one group of plants in full sunlight, one group under red lights, one group under blue lights, and one group under green lights. all the plants are exactly that same type and all receive an equal intensity (brightness) of light. at the end of the experiment he measures all the plants. what is the independent variable? the height of the plant the intensity of the light sunlight the color of the light

Explanation:

In an experiment, the independent variable is what the scientist changes. Here, the scientist changes the color of the light (full - sunlight, red, blue, green) while keeping other factors like plant type and light intensity constant.

Answer:

D. the color of the light