Introductory course of natural philosophy for the use of schools and academies. Ed. from Ganot's popular physics. By William G. Peck (1869)
Ganot, Adolphe, 1804-1887, Peck, William Guy, 1820-1892 · New York A.S. Barnes · leaf 57
1(3x16^. or 257-|feet in four seconds, and so on. The first law is verified bythe following experiment. Aglass tube, six feet long (Fig.32), is closed at one end, andat the other it has a stop-cock,by which it can be closed oropened at pleasure. A smallleaden ball and a feather are in-troduced… … Fig. 32. Effect of atmospheric resistance. What is the second law ? Illustrate. Thirdlaw? Illustrate. Uow is the first law verified? GRAVITATION. 55 pump, and the tube suddenly inverted, both the ball andthe feather will be seen to fall through the length of thetube in the same time. This…
Physics
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