3 papers
physics.ed-ph2005
Do we really need the weight force?
J. M. L. Figueiredo
In 1901 the third Conference Generale des Poids et Mesures (CGPM) defined the weight of a body as ``the product of its mass and the acceleration due to gravity". In practical terms…
physics.ed-ph2005
Advantages of adopting the operational definition of weight
J. M. L. Figueiredo
With rare exceptions, in high school and college/university physics courses literature and in journals of physics, the weight is defined as a gravitational force or an exclusive co…
physics.ed-ph2005
It is about time to say "eureka!" in teaching physics
J. M. L. Figueiredo
In the spirit of the International Year of Physics 2005 the author advices the replacement of the teaching methods based on verbal explanations and to perform a number of tasks fol…