Question

read 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 dependent variable? the brightness of the light the height of the plant the color of the light sunlight

Explanation:

A dependent variable is what is being measured and affected during an experiment. Here, the scientist is measuring plant height to see how it is affected by colored lights. So, the height of the plant depends on the color of the light.

Answer:

B. the height of the plant