its made to make my life easier than writing by hand then typing .And i don't have to to mistakes
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Criado por mabhokwana10
mais de 10 anos atrás
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Fechar
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Criado por mabhokwana10
mais de 10 anos atrás
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FIRST CLASS LEVERS
the fulcrum is always in the middle between the load and the effort
SECOND CLASS LEVERS
the load is always in the middle between the effort and the fulcrum
THIRD CLASS LEVERS
the effort is in the middle between the fulcrum and the load
PAIRED LEVERS
many tools work in pairs , like scissors.they are used for cutting.the fulcrum is the point where the levers are fixed together
