Elements of Physics: Or Natural PhilosophyD. Appleton, 1887 - 873 páginas |
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Página 23
... into the shape of a vessel without crack or seam , and of uniform thickness throughout . Iron becomes singularly soft and malleable when heated to red- 24 Ductility . ness . Under the forge hammer it Malleability: metallic leaf.
... into the shape of a vessel without crack or seam , and of uniform thickness throughout . Iron becomes singularly soft and malleable when heated to red- 24 Ductility . ness . Under the forge hammer it Malleability: metallic leaf.
Página 45
... vessel Feet in 45 one second . 37 36 24 Current of the most rapid rivers A wind of mean intensity A carriage going six miles an hour ( nearly ) Man walking . The gulf stream maximum An ordinary wind · Mean velocity of the current of ...
... vessel Feet in 45 one second . 37 36 24 Current of the most rapid rivers A wind of mean intensity A carriage going six miles an hour ( nearly ) Man walking . The gulf stream maximum An ordinary wind · Mean velocity of the current of ...
Página 57
... vessel , whereby the wind blowing in one direction may cause the ship to sail in a very different one ; and , what is still more curious , the same wind may waft two vessels in nearly contrary courses . Were a ship equally ready to move ...
... vessel , whereby the wind blowing in one direction may cause the ship to sail in a very different one ; and , what is still more curious , the same wind may waft two vessels in nearly contrary courses . Were a ship equally ready to move ...
Página 59
... vessel , with a single long gun , has compelled a superior essel , whose guns were shorter , to yield . The following are examples where the continuance or cumulation of the force is more apparent : — Savages throw , with deadly effect ...
... vessel , with a single long gun , has compelled a superior essel , whose guns were shorter , to yield . The following are examples where the continuance or cumulation of the force is more apparent : — Savages throw , with deadly effect ...
Página 70
... vessel . A continuous blowing , that is , a constant succession of such air - impulses , is needed to give it swift motion , or , as it is commonly put , before the inertia of the vessel is overcome . The starting of a long railway ...
... vessel . A continuous blowing , that is , a constant succession of such air - impulses , is needed to give it swift motion , or , as it is commonly put , before the inertia of the vessel is overcome . The starting of a long railway ...
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Otras ediciones - Ver todas
Términos y frases comunes
action atmosphere atmospheric pressure axle balance ball balloon barometer beam blow body bottom bulk buoyancy called carbonic acid carriage cause centre of gravity centrifugal force chemical cohesion column common cork density diffusion direction distance earth effect elastic Energy equal fall feet float fluid friction gases glass gradually greater half heat heavy Hence horizontal hydrogen illustration inch inclined plane increase instance iron length less lever lift liquid machine mass matter mercury metal miles molecules momentum motion moving musical oxygen particles pass pendulum piston placed plane pound pound weight pressure principle produced proportion pulley quantity resistance rest rise rope round screw ship side simple machines solid sound space specific gravity stone string substance surface temperature tion tube turn uniform velocity velocity of sound vertical vessel vibrations waves weight wheel whole wind
Pasajes populares
Página 467 - ... will prevent the metal from running away, and in a few minutes it will cool and take the impression, without the slightest injury to the paper from which it was taken.
Página 799 - That the squares of the times of the revolutions of the planets are as the cubes of their mean distances from the sun.
Página 368 - When horses or mules march in company at night, those in front direct their ears forward...