Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 42
ves which havejust been described, and whichconnect the lengths of the spaces and the times, in any kind of motion, must not be con- Distinctionfounded with the actual path described by the body. betwee* th,e liue. *- j j giving the law ot In this last, the tangent simply gives the direction of the… … ■/ Fig. 8. § 27.—Matter in its unorganized state, is inanimate orinert. It cannot give itself motion, nor can it changeof itself the motionwhich it may havereceived. A body at rest will forever * —■ 9 remain so unless dis-turbed by something extraneous to itself; or if it be in motion in. any…
Mechanics · Acoustics · Optics
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