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Fuerza y Trabajo Voc

Cap. 13 La Fuerza y el Trabajo

QuestionAnswer
fuerza Se produce cuando empujamos, halamos o levantamos un cuerpo.
máquina Al utilizarla, se realiza el trabajo con menos esfuerzo.
fricción Fuerza que reduce la motilidad de un objeto.
tensión Ocurre al colgar un objeto de la pared.
fuerza motriz Ocurre cuando se le aplica fuerza a un cuerpo y recorre una distancia.
magnética La fuerza que ejerce un imán sobre algunos objetos.
cuña Se obtiene al unir dos planos inclinados.
polea Rueda que gira alrededor de un eje.
fulcro Punto de apoyo de una palanca.
tornillo Al utilizarlo, se disminuye el esfuerzo.
máquina compuesta Se obtiene al unir dos máquinas simples o más.
palanca Sólo poseen un punto de apoyo.
Created by: 100000586253075