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Physics 20 Online
OpenStudy (anonymous):

In an experiment, the control is a. never changed by the scientist b. not important to the scientist c. not recorded by the scientist d. changed by the scientist

OpenStudy (anonymous):

a.

OpenStudy (anonymous):

thanks :) can you help me with other problems please!! :)

OpenStudy (anonymous):

Like what problems?

OpenStudy (anonymous):

science :)

OpenStudy (anonymous):

please :) @PsiSquared

OpenStudy (anonymous):

Ok

OpenStudy (anonymous):

ok ill tag you

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