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An Investigation to find out to find how the light intensity effects the rate of O2 produced by pondweed
Member rating: No Rating | Words: | Submitted: Thu Jul 11 2002
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An Investigation to find out to find how the light intensity effects the rate of O2 produced by pondweed In this experiment we are trying to find out if light intensity effects the rate of O2 produced by pondweed. In this experiment the control variables are temperature, NaHCO3, size of pondweed and there are the control variables which h we will not change so we can make it a fair test. It will be a fair test for we will not change more than one variable, because if you change more than one variable it won't know what effects it. I am going to keep the temperature the same by keeping the experiment set up in the same area. But alas it might change because we have to do it different days but the change in the results will not be noticeable. I will use a 10cm piece of pondweed...
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