Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 266
een, readily adapted to some veryinteresting practical uses: to give stability to amonorail car or an aeroplane; to prevent seasick-ness on lake or ocean vessels by preventing ex-cessive motion; to free ships from packed ice,by reversing the motion and causing the boat torock and break the ice by… … HE STILL HOLDS ON. some force is applied to deflect it. In the case ofa cannon-ball the mass is so great and the veloc-ity so high that it would take a large effort toswerve it to one side. The fast-flying particlesin the gyroscope wheel seem to obey a similarlaw, for it takes energy, sometimes…
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