Lectures in Natural Philosophy: Designed, to be a Foundation, for Reasoning Pertinently, Upon the Petrifications, Gems, Crystals, and Sanative Quality of Lough Neagh in Ireland; and Intended to be an Introduction, to the Natural History of Several Counties Contiguous to that Lake, Particularly ... Ardmagh. By Richard Barton, ...author, 1751 - 185 pages |
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Page 9
... as before , and the fuperficial angle BKC will hereby be de- monstrated capable of infinite divifion . Then fuppofe folid globes or D 2 spheres fpheres ( or folid bodies bounded by fingular and angular Mathematical LECTURE I. 9.
... as before , and the fuperficial angle BKC will hereby be de- monstrated capable of infinite divifion . Then fuppofe folid globes or D 2 spheres fpheres ( or folid bodies bounded by fingular and angular Mathematical LECTURE I. 9.
Page 16
... fuppofe the cylinder to be cut downward from the top to the bafe , through parallel diameters of each AD , BC . Fig . 5 . The increafe of furface by every section of this kind will be fome- thing more than 3ds of the convex furface ...
... fuppofe the cylinder to be cut downward from the top to the bafe , through parallel diameters of each AD , BC . Fig . 5 . The increafe of furface by every section of this kind will be fome- thing more than 3ds of the convex furface ...
Page 19
... fuppofe any mafs of matter reduced to very fmall parts by divifion : These parts ( in as much as matter is capable of infinite divifion ) may conceived fo fmall ( m ) , that their furface is exceeding great , in respect to the quantity ...
... fuppofe any mafs of matter reduced to very fmall parts by divifion : These parts ( in as much as matter is capable of infinite divifion ) may conceived fo fmall ( m ) , that their furface is exceeding great , in respect to the quantity ...
Page 20
... fuppofe fuch matter compounded in fuch a manner , as to an- fwer the phænomena of rifing in fluids , when reduced to small parts , which defcends , when it is in grofs maffes ; for the very fmall parti- cles may be extreamly porous ...
... fuppofe fuch matter compounded in fuch a manner , as to an- fwer the phænomena of rifing in fluids , when reduced to small parts , which defcends , when it is in grofs maffes ; for the very fmall parti- cles may be extreamly porous ...
Page 31
... fuppofe water preffed with a G more ( 0 ) Cracks is used here inftead of pores , as being the true manner of expreffing it . For water can not by any force be made to pass through pores , through which it would not pafs by mere gravity ...
... fuppofe water preffed with a G more ( 0 ) Cracks is used here inftead of pores , as being the true manner of expreffing it . For water can not by any force be made to pass through pores , through which it would not pafs by mere gravity ...
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Common terms and phrases
alfo almoſt alſo anſwer appearance arifing bafin becauſe bodies cafe caufe cauſe cloſe colour confequently confiderable cryſtalline Cryſtals defcribed defign demonftrated divifion earth effluvia faid fame fand fection feems feven feveral fhall fhews fhore fhould fide fimilar fince fire firft firſt fluid fmall fmell folid fome fometimes fpecifically fpecimen fpring ftill ftone ftony ftrata ftratum fubftance fubject fuch fufficient fuppofe furface Gems Glenevy Hiftory increaſe increaſe of furface Inquirer intire Ireland itſelf John Efq kind lake leaſt lecture lefs Lough Neagh maffes mafs maſs matter mixt moft moſt motion muſt nature neceffary Number obferved occafion paffing particles perfons perhaps petrefied petrifications phænomena phænomenon philofopher poliſhed pores pound weight prefent preferved preffure PROPOSITION purpoſe quæ quantity quod raiſed reafon refpect river ſhall ſmall ſpace ſtone thefe theſe things thofe thoſe univerfal uſe vapour whofe whoſe wood
Popular passages
Page 161 - Who can find a virtuous woman? for her price is far above rubies. The heart of her husband doth safely trust in her, so that he shall have no need of spoil. She will do him good and not evil all the days of her life. She seeketh wool, and flax, and worketh willingly with her hands. She is like the merchants' ships; she bringeth her food from afar.
Page 161 - She perceiveth that her merchandise is good: her candle goeth not out by night. She layeth her hands to the spindle, and her hands hold the distaff.
Page 162 - Favour is deceitful, and beauty is vain: but a woman that feareth the Lord, she shall be praised. Give her of the fruit of her hands; and let her own works praise her in the gates.
Page 161 - She openeth her mouth with wisdom; and in her tongue is the law of kindness. She looketh well to the ways of her household, and eateth not the bread of idleness. Her children arise up and call her blessed; her husband also, and he praiseth her.
Page 109 - Their Purpose is, in short, to make faithful Records of all the Works of Nature, or Art, which can come within their Reach; that so the present Age, and Posterity, may be able to put a Mark on the Errors, which have been strengthened by long Prescription; to restore the Truths, that have lain neglected; to push on...
Page 149 - Diameter, in which we placed a Thermometer, and by means of a Pan of Coals, we brought the Water to the fame degree of Heat, which is obferved to be that of the Air in our hotteft...
Page 158 - And thou shalt set in it settings of stones, even four rows of stones : the first row shall be a sardius, a topaz, and a carbuncle : this shall be the first row. And the second row shall be an emerald, a sapphire, and a diamond. And the third row a ligure, an agate, and an amethyst. And the fourth row a beryl, and an onyx, and a jasper : they shall be set in gold in their inclosings.
Page i - Lectures in natural philosophy, designed to be a foundation for reasoning pertinently, upon the petrifactions, gems, crystals, and sanative quality of Lough Neagh in Ireland ; and intended to be an introduction to the natural history of several counties contiguous to that lake, particularly the county of Armagh.
Page 161 - She feeketh wool and flax, and worketh willingly with her hands. " She is like the merchants mips, me bringeth her food from afar. " She rifeth alfo while it is yet night, and giveth meat to her houfhold, and a portion to her maidens. " She confidereth a field, and buyeth it ; with the fruit of her hands me planteth a vineyard.
Page 161 - Her candle goeth not out by night. She layeth her hands to the spindle, And her hands hold the distaff. She stretcheth out her hand to the poor ; Yea, she reacheth forth her hand to the needy.