Answer:
Here is a possible procedure for conducting an experiment to investigate how the color of light affects plant growth:
Gather materials: You will need several pots, soil, seeds, and different colored light sources (e.g. red, blue, green, white).
Set up the experiment: Fill each pot with soil and plant a seed in each pot. Place the pots in a location where they will receive the same amount of natural light.
Set up the light sources: Set up the different colored light sources so that they shine on the pots at different times of the day. For example, you could shine the red light on the pots in the morning, the blue light in the afternoon, and the green light in the evening. Alternatively, you could set up a controlled environment where the pots are exposed to only one color of light at a time.
Observe and record: Observe the pots daily and record any changes in the plants' growth. Be sure to take detailed notes about the conditions under which the plants are growing (e.g. temperature, humidity, amount of light).
Analyze the data: Once the experiment is complete, analyze the data to determine whether there are any significant differences in the growth of the plants exposed to different colors of light.
Write a report: Write a report summarizing the results of the experiment, including any conclusions you have drawn about the effect of light color on plant growth.
Share the results: Share the results of the experiment with others, either by presenting the report at a science fair or by publishing the findings in a scientific journal.