Comentarios de la gente - Escribir un comentario
No encontramos ningún comentario en los lugares habituales.
Otras ediciones - Ver todas
action appears applied atoms attraction bismuth body called caused character charge chemical Cloth compared complete conclusion condition connected continued converted crystal Davy decomposition definite diamagnetic direction discovery distance earth effect electric current employed excited exist experimental experiments expressed fact Faraday Faraday's force give glass hand heat idea Illustrations important induction iron kind knowledge lectures letter light lines lines of force looked magnetic magnetic force matter means memoir metals mind motion moving nature needle never numerous observed obtained once oxygen particles passed phenomena philosopher physical polarized poles position present produced Professor proved published quantity question referred regarding relation repulsion researches rotation round Royal Society scientific sense space strength strong substance term theory thought tion turned voltaic weight wire
Página 67 - That gravity should be innate, inherent, and essential to matter, so that one body may act upon another at a distance through a vacuum, without the mediation of anything else, by and through which their action and force may be conveyed from one to another, is to me so great an. absurdity, that I believe no man who has in philosophical! matters a competent faculty of thinking, can ever fall into it.
Página 81 - I have long held an opinion, almost amounting to conviction, in common, I believe, with many other lovers of natural knowledge, that the various forms under which the forces of matter are made manifest have one common origin ; or, in other words, are so directly related and mutually dependent, that they are convertible, as it were, into one another, and possess equivalents of power in their action.
Página 54 - ... prompted by certain analogies, we ascribe electrical phenomena to the action of a peculiar fluid, sometimes flowing, sometimes at rest. Such conceptions have their advantages and their disadvantages; they afford peaceful lodging to the intellect for a time, but they also circumscribe it, and by and by, when the mind has grown too large for its lodging, it often finds difficulty in breaking down the walls of what has become its prison instead of its home...