An Elementary Handbook of PhysicsBlackwood, 1871 - 389 páginas |
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Página 13
... show three instru- ments by which these fixed degrees of temperature that of freezing water and that of boiling water — are utilised , to en- able us to measure other degrees of tem- 80 perature by comparison . The thermo- metric scales ...
... show three instru- ments by which these fixed degrees of temperature that of freezing water and that of boiling water — are utilised , to en- able us to measure other degrees of tem- 80 perature by comparison . The thermo- metric scales ...
Página 16
... shows how a ray of light , A o , has its direction changed when passing through water , to o o ' , and afterwards , when passing again to air , reverts to a direc- tion o ' B , parallel to A A ' . By it are affected all rays of light ...
... shows how a ray of light , A o , has its direction changed when passing through water , to o o ' , and afterwards , when passing again to air , reverts to a direc- tion o ' B , parallel to A A ' . By it are affected all rays of light ...
Página 16
William Rossiter. Fig . 15 shows the succession of colours as the velocity of the light increases and its wave - length decreases . Thus a vibration occurring less than 39,000 times per second will be invisible , as represented in the ...
William Rossiter. Fig . 15 shows the succession of colours as the velocity of the light increases and its wave - length decreases . Thus a vibration occurring less than 39,000 times per second will be invisible , as represented in the ...
Página 23
... show that sound is this alternate compression and expansion of successive spherical shells of air ( supposing air to be ... shows that the water does but rise and fall . In the same way the passing of a brisk wind over a field of corn ...
... show that sound is this alternate compression and expansion of successive spherical shells of air ( supposing air to be ... shows that the water does but rise and fall . In the same way the passing of a brisk wind over a field of corn ...
Página 35
... show that any body in motion coming into contact with a body at rest , is brought to rest , or at least retarded , while the whole , or at least a part , of its force is transferred to the body with which it comes into contact . Thus a ...
... show that any body in motion coming into contact with a body at rest , is brought to rest , or at least retarded , while the whole , or at least a part , of its force is transferred to the body with which it comes into contact . Thus a ...
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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
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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.