A see-saw lever, Physics

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A see-saw lever

Get a thick plank about 3 m long and bring it into the class room. Balance it over a box or some other suitable device and let the pupils experiment with the seesaw; place dissimilar numbers of children on either side of the balance point.

 


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5/18/2013 2:48:30 AM

Thanks for suggesting me this answer, appreciate your knowledge. 

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