It was necessary to increase the distance at equal intervals in the photosynthesis lab in order to see the effect on the photosynthetic activity of plants
Photosynthesis is the process in which plants manufacture food in the presence of sun light.
In the lab, a light bulb is normally used to provide the light energy and intensity of light is inversely proportional to the square of the distance from the source . This is why the distance was increased at intervals to monitor photosynthetic activity variations.
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