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austin7899

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austin7899

During an experiment, there can be several types of _____ that can be manipulated in order to observe the effects.

is it any of these observations predictions controls variables...
19:46 Fri 17th Jun 20112 answers, last by jomifl 21:19 Fri 17th Jun 2011
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austin7899

During an experiment, there can be several types of _____ that can be manipulated in order to observe the effects.

is it observations predictions controls variables...
19:45 Fri 17th Jun 20112 answers, last by gen2 19:57 Fri 17th Jun 2011

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