Biology, 05.07.2019 16:30 itaheart101
Hakeem is testing the effects of sunlight on samples of soil. which of these actions would introduce confounding variables into hakeem’s experiment? he tests a theory that’s already been established. he tests multiple hypotheses at a time. he uses identical specimens when completing multiple trials. he adjusts the independent variable and records the effects. he uses different types of soil in each of his samples.
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Hakeem is testing the effects of sunlight on samples of soil. which of these actions would int...
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