An Elementary Handbook of PhysicsBlackwood, 1871 - 389 páginas |
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Página 4
... atoms of stone , each capable of motion without interfer- ence with the character of solidity of the whole . A sheet of glass must be also a regularly - arranged number of atoms of glass , each capable of motion by itself . The ...
... atoms of stone , each capable of motion without interfer- ence with the character of solidity of the whole . A sheet of glass must be also a regularly - arranged number of atoms of glass , each capable of motion by itself . The ...
Página 5
... atoms are vibrating with immense rapidity , and so scattering around them a force capable of affect- ing the optic nerve . A man stands behind me , and I cannot see him . If a looking- glass be placed before me , he becomes at once as ...
... atoms are vibrating with immense rapidity , and so scattering around them a force capable of affect- ing the optic nerve . A man stands behind me , and I cannot see him . If a looking- glass be placed before me , he becomes at once as ...
Página 11
... atoms moved , or else performed with immense velocity and repeated an enormous number of times . MAGNETISM . A sixpenny magnet , to be bought at any toy - shop , will attract small iron or steel bodies . A larger magnet has greater ...
... atoms moved , or else performed with immense velocity and repeated an enormous number of times . MAGNETISM . A sixpenny magnet , to be bought at any toy - shop , will attract small iron or steel bodies . A larger magnet has greater ...
Página 12
... atoms are too small for our perception . " Science ” has a technical sound ; it suggests ideas of thermo- meters , air - pumps , and diagrams ; and it would be well to some- times translate it into its plain English , knowledge . The ...
... atoms are too small for our perception . " Science ” has a technical sound ; it suggests ideas of thermo- meters , air - pumps , and diagrams ; and it would be well to some- times translate it into its plain English , knowledge . The ...
Página 15
... atom of matter , of whatever kind , is pulled towards the earth with equal force . If in lead the atoms be compressed more closely together than in cork , then any given piece of lead will be drawn with more force than a piece of cork ...
... atom of matter , of whatever kind , is pulled towards the earth with equal force . If in lead the atoms be compressed more closely together than in cork , then any given piece of lead will be drawn with more force than a piece of cork ...
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Palavras e frases frequentes
absorbed acid action amount of heat angle antimony apparatus arrangement atoms attraction ball battery becomes bismuth body carbon chemical coil colour conducting conductor connection continuous copper current passes decomposed decreases density direction distance earth effect electric current electric force electrified electroscope equal ether excited galvanic galvanometer gases given glass greater hydrogen inches increase latent heat length less Leyden jar light falling light passing liquid magnet magnetised means measure medium mercury metal mirror motion move needle negative nitric acid number of vibrations ordinary oxygen parallel particles passage piece plate platinum polarised pole position prism produce quantity radiation ray of light refraction repulsion result side soft iron solid sound sound-wave spark specific heat spectrum string substance sulphuric acid surface temperature theory thickness tion tricity tube velocity velocity of sound weight whole wire zinc
Passagens conhecidas
Página 54 - ... the angle of reflection is always equal to the angle of incidence, the image for any point can be seen only in the reflected ray prolonged.
Página 391 - A Manual of Palaeontology, for the Use of Students. With a General Introduction on the Principles of Palaeontology.
Página 292 - ... before incidence. Hence the reflected rays, on being produced back, will meet at a point as far behind the reflector as the point of the object is in front of it.