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Physics 21 Online
OpenStudy (anonymous):

What must be true about the objects in a model? their sizes must be proportional to the real objects or their sizes can be randomly drawn in out of proportion

OpenStudy (anonymous):

their sizes must be proportional to the real objects... I just went over this same review sheet.

OpenStudy (anonymous):

Thank you. c:

OpenStudy (anonymous):

no prob (:

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