Magazine of Popular Science, and Journal of the Useful Arts, Volumen11836 |
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Página 15
... distances , decrease . The sun , being a large mass , but at a great distance , attracts the moon , earth , and water ; the earth attracts the moon , which is revolving at a certain distance about it , and the water , which is retained ...
... distances , decrease . The sun , being a large mass , but at a great distance , attracts the moon , earth , and water ; the earth attracts the moon , which is revolving at a certain distance about it , and the water , which is retained ...
Página 16
... distance from it ; and both sending branches into the narrower seas : and the manner and velocity of all these motions will be assigned by means of a map of co - tidal lines . " If , for example , we consider the tide - wave advancing ...
... distance from it ; and both sending branches into the narrower seas : and the manner and velocity of all these motions will be assigned by means of a map of co - tidal lines . " If , for example , we consider the tide - wave advancing ...
Página 21
... distance from it in the room . If you cannot manage this , a sheet of pasteboard stuck up in the upper part of the sash with a slit cut in it will do . The slit should be about one - tenth of an inch wide , and an inch or two long ,. ON ...
... distance from it in the room . If you cannot manage this , a sheet of pasteboard stuck up in the upper part of the sash with a slit cut in it will do . The slit should be about one - tenth of an inch wide , and an inch or two long ,. ON ...
Página 24
... distance from the building , in the centre of an open lawn , was placed the third gauge , sunk in the ground , having its edge nearly level with the grass . These gauges were of a good yet simple construction ; and all the arrangements ...
... distance from the building , in the centre of an open lawn , was placed the third gauge , sunk in the ground , having its edge nearly level with the grass . These gauges were of a good yet simple construction ; and all the arrangements ...
Página 26
... distance from the ground . 3. That the rate of this increase varies at different seasons , and in a certain deter- minate relation to the mean temperature of the season . The mathematical laws of these facts are combined in one simple ...
... distance from the ground . 3. That the rate of this increase varies at different seasons , and in a certain deter- minate relation to the mean temperature of the season . The mathematical laws of these facts are combined in one simple ...
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Términos y frases comunes
accurate acid Algebra animal apparatus appear applied ascer ascertained Astronomer Royal astronomical attraction axis Barom Becquerel bodies boiler called cause centre chemistry circumstances clock colour comet continually copper degree described direction distance distinction earth Edinburgh Review effect ellipse employed Europa Point examination exist experiments fact Fahr feet Flamsteed geometrical Halley heat horizon hypothesis important improvements inches induction Inductive Philosophy inquiry instance instrument invention investigation labour Leadhills length letters patent light London machinery magnetic mathematical means measure ment mercury meridian metal motion nature needle Newton nitric acid object observations Observatory obtained orbit oxygen pass peculiar perihelion petrifactions phenomena philosophers plants poles position present principle produced proportion quantity rain rays remarkable Royal Observatory scientific sextant Silurian Society species stars steam substances sulphuric acid suppose surface temperature theory thermometer tion tube velocity vessel weight whole
Pasajes populares
Página 135 - ... or information in any of his Majesty's courts of record at Westminster or in...
Página 87 - I do not love to be printed upon every occasion, much less to be dunned and teased by foreigners about mathematical things, or to be thought by our own people to be trifling away my time about them, when I should be about the King's business.
Página 104 - One of the most remarkable and inexplicable experiments relative to the strength of the human frame, which you have yourself seen and admired, is that in which a heavy man is raised with the greatest facility, when he is lifted up the instant that his own lungs and those of the persons who raise him are inflated with air.
Página 104 - I shall describe, as nearly as possible, the method which he prescribed. The heaviest person in the party lies down upon two chairs, his legs being supported by the one, and his back by the other. Four persons, one at each leg, and one at each shoulder, then try to raise him, and they find his dead weight to be very great, from the difficulty they experience in supporting him.
Página 134 - ... declaration, a notice of any objections on which he means to rely at the trial of such action, and no objection shall be allowed to be made in behalf of such defendant or plaintiff respectively at such trial unless he prove the objections stated in such notice : provided always, that it shall and may be lawful for any judge at chambers, on summons served by such defendant or plaintiff on such plaintiff or defendant respectively to...
Página 104 - ... up the instant that his own lungs and those of the persons who raise him are inflated with air. This experiment was, I believe, first shown in England a few years ago by Major H., who saw it performed in a large party at Venice under the direction of an officer of the American navy.* As Major H.
Página 105 - ... when the inhalation is completed, or the lungs filled, the second signal is given for raising the person from the chair. To his own surprise, and that of his bearers, he rises with the greatest facility, as if he were no heavier than a feather. On several occasions, I have observed, that when one of the bearers performs his part ill by making the inhalation out of tim,e, the part of the body which he tries to raise is left as it were behind.
Página 135 - ... which he hath not or shall not have obtained letters patent, the name or any imitation of the name of any other person who hath or shall have obtained letters patent...
Página 133 - ... enter a memorandum of any alteration in the said title or specification, not being such disclaimer or such alteration as shall extend the exclusive right granted by the said letters patent...
Página 134 - ... on no such manufacture, or published in the county where he carries on such manufacture, or where he lives, in case there shall not be any paper published in such town...