Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsD. Appleton, 1885 - 264 páginas |
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Página viii
... Speed attained by insects , Consideration of the forces which propel the wings of bats and birds , • Lax condition of the shoulder - joint in bats and birds , The wing flexed and partly elevated by the action of elastic ligaments ; the ...
... Speed attained by insects , Consideration of the forces which propel the wings of bats and birds , • Lax condition of the shoulder - joint in bats and birds , The wing flexed and partly elevated by the action of elastic ligaments ; the ...
Página x
... speed - it can make its own currents or utilize existing ones , Compound rotation of the artificial wave wing . The different parts of the wing travel at different speeds , How the wave wing creates currents and rises upon them , and ...
... speed - it can make its own currents or utilize existing ones , Compound rotation of the artificial wave wing . The different parts of the wing travel at different speeds , How the wave wing creates currents and rises upon them , and ...
Página xii
... speed , Butterfly with large wings , 120 • 124 • • Beetle with small wings , 125 Partridge with small wings ; Heron with large wings , The wings of the Hawk and Albatross , 126 • · The Green Plover with one wing flexed and the other ...
... speed , Butterfly with large wings , 120 • 124 • • Beetle with small wings , 125 Partridge with small wings ; Heron with large wings , The wings of the Hawk and Albatross , 126 • · The Green Plover with one wing flexed and the other ...
Página 2
... speed the rumbling car and swiftly gliding boat ; the quadruped has been literally outraced on the land , and the fish in the sea ; each has been , so to speak , beaten in its own domain . That the tramway of the air may and will be tra ...
... speed the rumbling car and swiftly gliding boat ; the quadruped has been literally outraced on the land , and the fish in the sea ; each has been , so to speak , beaten in its own domain . That the tramway of the air may and will be tra ...
Página 6
... Sir 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 .
... Sir 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 .
Outras edições - Ver tudo
Animal Locomotion: Or Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1882 |
Animal Locomotion, Or, Walking, Swimming, and Flying: With a Dissertation on ... James Bell Pettigrew Visualização integral - 1874 |
Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1893 |
Palavras e frases frequentes
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards bat and bird biped blades body bones Borelli Compare with fig concave convex depressed described downward dugong effective stroke elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide horizontal direction humerus inclined planes increased insect insect wing joint kite less levers limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate pectoral pectoral fins pinion porpoise portion position posterior margin posterior or thin produced quadruped rapidity remarkable resistance reverse 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 vertical direction vibrate walking waved track weight wing descends