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Simple Machines Lab Practicum. Mrs. Green 7 th Science. Directions. In each picture you are to indicate what simple machine the object is, not the name of the tool itself. If it is a lever, indicated whether it is 1 st , 2 nd , or 3 rd class or it will be counted wrong. #1. - PowerPoint PPT Presentation
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DirectionsIn each picture you are to indicate what simple
machine the object is, not the name of the tool itself.
If it is a lever, indicated whether it is 1st, 2nd, or 3rd class or it will be counted wrong.