Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 246
that their diameters * The numbers in brackets refer to the locations similarly marked on Plate II. f The effect of atmospheric resistance on the flight of projectiles, may be wellillustrated by the following example which Dr. Young adduces. A musket-ball,with an initial velocity of 1670 feet per… … I Sunlight and Moonlight. 203 being as 4 to 1, our terrestrial mountains should be 18 miles inheight, to equal those of the moon. It is true, that we do our own peaks an injustice, by measuringthem from the surface of the ocean, while with the moon, therebeing no water, and so no ocean surface, we…
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