Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
strike the one next to it,the motion of the falling ball will be communicated through the wholeseries from one to the other, without moving any but the last. This 58 HATTER, FORCE, MOTIOX, AND MECHAXICS. is owing to the fact that the reaction of 2 is just equal to the action of1; and that the… … is. therefore, reaction which causes all the intermediate balls to remainat rest. If 1 and 2 be drawn aside and allowed to fall together, then 5 and 6will be thrown off. In these experiments elastic balls must be employed. The law, that action and reaction are equal, is often overlooked byinventors…
Physics · Astronomy
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