Mattison, Hiram, 1811-1868 · New York, Huntington and Savage, Mason and Law · leaf 51
rge planets 1 Jupiter and Herschel have but \ and Saturn T^ thedensity of our globe ; the first two answering to water,and the latter to cork. GRAVITATION. 195. What is Gravitation ? The tendency of all bodies toward each other. [Gravitation is a species of attraction, and is often called… … [All substances fall toward the earthscenter from every part of the globe, as aspherical loadstone would attract parti-cles of steel to its surface in every di-rection. Hence when these four men,standing on different sides of the globe,drop each a stone, they all fall towardthe same point, because…
Astronomy
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