practical -Investigating the effect of light intensity on the rate of photosynthesis
Why should a source of light be placed at a specific distance from the pondweed?
Original post by Syed Raza Naqvi
Why should a source of light be placed at a specific distance from the pondweed?
Its so the investigation is fair throughout, because when you repeat it you are going to change the distance so you can see the effect it has on the oxygen the pondweed produces, so you need your measurements to be specific
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