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gregori [183]
3 years ago
6

In a controlled scientific experiment, A. all variables are kept constant. B. one or more variables are kept constant. C. no var

iables are kept constant. D. only one variable can be kept constant. Reset
Chemistry
1 answer:
nlexa [21]3 years ago
8 0
A, all variables are kept constant. In order to get accurate results when doing an experiment, everything should be kept as similar as possible to ensure accurate results.
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EXPLANATION:

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Option B

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