marleecake2 marleecake2

19-10-2020
Chemistry

contestada

What does a control group show in an experimental investigation?

the effects that the scientists are causing by manipulating variables
how nature would act without manipulation by the researchers
why each part of a system is related to every other part
all parts of a system that scientists are controlling and changing

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maradadon maradadon

19-10-2020

The answer is B.
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lhiers458 lhiers458

10-02-2021

Answer:

its b

Explanation:

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