The elements of natural philosophy : copiously illustrated by familiar experiments and containing descriptions of instruments, with directions for using : designed for the use of schools and academies (1856)
Sprague, A. W. (Alfred White), 1821-1891 · Boston : Phillips, Sampson & Company · leaf 37
y in motion strikes against another body, theformer acts upon the latter, and in turn is acted on by it. Theeffect of the moving body istermed action^ and of the body itstrikes, reaction. Action and re-action are equal and in oppositedirections. This may be provedby the apparatus shown in Fig.11,…
Physics
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