To the moon and back in ninety days : a thrilling narrative of blended science and adventure (1922)
Brown, John Young, 1858-1921, Lunar Publishing Company. pbl · Providence, Kentucky : Lunar Publishing Company · leaf 100
the same distance from an attracting body.In the case of spheres the bodies may be of any sizewhatever, if all the matter be regarded as concentratedat their centers. The pull or the attractive force that two bodiesexert upon each other depends upon two things—^theinherent attractive capacity of… … FIG. 17. MOREHOUSE COMET, 1908. (Yerkes Observatory.) BACK IN NINETY DAYS 55 Two spheres weighing one gram each, at a givendistance apart, attract each other with a certain amountof force. If the mass of one of the spheres be increased
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
