Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH. S. King & Company, 1873 - 264 páginas |
Dentro del libro
Resultados 6-10 de 64
Página 6
... John Lubbock of a swimming insect ( Polynema natans ) , which uses its wings exclusively as fins , be overlooked . - Linn . Trans . vol . xxiv . p . 135 . the air with a speed little short of a cannon 6 ANIMAL LOCOMOTION .
... John Lubbock of a swimming insect ( Polynema natans ) , which uses its wings exclusively as fins , be overlooked . - Linn . Trans . vol . xxiv . p . 135 . the air with a speed little short of a cannon 6 ANIMAL LOCOMOTION .
Página 7
... speed little short of a cannon - ball , fills the mind with wonder . Flight ( if I may be allowed the expres- sion ) is a more unstable movement than that of walking and swimming ; the instability increasing as the medium to be ...
... speed little short of a cannon - ball , fills the mind with wonder . Flight ( if I may be allowed the expres- sion ) is a more unstable movement than that of walking and swimming ; the instability increasing as the medium to be ...
Página 8
... speed attained is high . Its principal friction is that occasioned by the contact of its travelling surfaces with the earth . If these are few , the speed is generally great , as in quadrupeds . A fish , or sea mam- mal , is of nearly ...
... speed attained is high . Its principal friction is that occasioned by the contact of its travelling surfaces with the earth . If these are few , the speed is generally great , as in quadrupeds . A fish , or sea mam- mal , is of nearly ...
Página 10
... speed acquired by the mass of the body of the horse ; the momentum at which the mass is moving carry- ing the limbs forward.1 In the swimming of the fish , the body is thrown into double or figure - of - 8 curves , as in the walking of ...
... speed acquired by the mass of the body of the horse ; the momentum at which the mass is moving carry- ing the limbs forward.1 In the swimming of the fish , the body is thrown into double or figure - of - 8 curves , as in the walking of ...
Página 12
... speed acquired by the mass of the body of the horse ; the momentum at which the mass is moving carry- ing the limbs forward.1 In the swimming of the fish , the body is thrown into double or figure - of - 8 curves , as in the walking of ...
... speed acquired by the mass of the body of the horse ; the momentum at which the mass is moving carry- ing the limbs forward.1 In the swimming of the fish , the body is thrown into double or figure - of - 8 curves , as in the walking of ...
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Otras ediciones - Ver todas
Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Sin vista previa disponible - 2016 |
Términos y frases comunes
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards ball-and-socket joint bat and bird biped blades body bones Borelli Compare with fig concave convex Crown 8vo depressed described downward dugong elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide hind horizontal direction humerus inclined planes increased insect wing joint kite less lever limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate ostrich pectoral fins pinion porpoise portion position posterior margin posterior or thin produced quadruped rapid remarkable resistance right arm root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin tion travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vibrate walking waved track weight wing descends
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