Elements of Physics: Or Natural PhilosophyD. Appleton, 1887 - 873 páginas |
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Página 8
... placed at any distance from a candle at C , will just shadow a board , E D , Laws of Gravitation . 9 of two feet square placed Law of gravitation-inversely as square of distance earth: gravity.
... placed at any distance from a candle at C , will just shadow a board , E D , Laws of Gravitation . 9 of two feet square placed Law of gravitation-inversely as square of distance earth: gravity.
Página 9
... placed at double the distance , and one of three feet square , L K , placed at triple the distance . But ED will have four times as much surface as A B , because the former is both E M A -F B Fig . 1 . L K twice as long and twice as ...
... placed at double the distance , and one of three feet square , L K , placed at triple the distance . But ED will have four times as much surface as A B , because the former is both E M A -F B Fig . 1 . L K twice as long and twice as ...
Página 24
... placed in the axis of a small cylinder of silver ; the compound wire was then drawn out in the usual way so far as its ductility would admit . It was then placed in nitric acid ; the silver was dissolved , and the platinum left in the ...
... placed in the axis of a small cylinder of silver ; the compound wire was then drawn out in the usual way so far as its ductility would admit . It was then placed in nitric acid ; the silver was dissolved , and the platinum left in the ...
Página 80
... placed on the centre of the potter's table - which is made to whirl and is called his wheel - opens out or widens merely by the centrifugal force of its sides , and thus assists the worker in giving its form . A ball of soft clay , with ...
... placed on the centre of the potter's table - which is made to whirl and is called his wheel - opens out or widens merely by the centrifugal force of its sides , and thus assists the worker in giving its form . A ball of soft clay , with ...
Página 104
... cross , will indicate the centre of gravity ; and the board , when supported by a cord attached there , or on a point placed there , will remain evenly balanced . go Fig . 1 . Centre of Gravity of a Triangle . " Centres of 196.
... cross , will indicate the centre of gravity ; and the board , when supported by a cord attached there , or on a point placed there , will remain evenly balanced . go Fig . 1 . Centre of Gravity of a Triangle . " Centres of 196.
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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...