Students have been constructing and investigating lever systems. Using spring scales they have measured the force required to lift an object as the load is repositioned at varying distances from the fulcrum. After graphing the results, they clearly saw the "magic" of levers.
The next third grade rotation will start on Tuesday January 17th. The focus will be scientific experiments. We will be measuring the advantage ( in Newtons ) gained by simple machines.
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AuthorSteve Gissendanner Archives
October 2018
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