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Show De BOA BA obliique Clafs A 7prdniven: againft 5, 8 againit by the Coalition of the Veficles from the Caufes aforefai their Surfaces, and confe. quently their Fri¢ e leffen’d therefore communic coalefce, and form new and larger Veficlesas the Air, driven againft 9, that againft 10, ue or the Ge a - this means likewife will the Particles before ; fo that their Number, which before g. to was a Million, will now be redticed, an Hundred thoufand: But bythe {aime (Coalis tion, whereby their Number is diminifh’d, their {pec Gravity is increafed, 7. ¢. they come to have more Matter inthe fame Space, or under the {ameane as may eafily be proved byPrinciples of Geometry. ¢. lefs than th in Medium, to promote decreaié during the whole Timeof the Fall, Hence wefee, both whythe Veficles, when {bus as the Veficles defcend, their Bulks continually increafing the Friction, and there- fore the Preffure on the Earth, and laftly, the Height of the Mercury, will continually once beginning to fall, perfevere ; whythe Mercury begins to fall ‘at the fame. time; and why it continues and ceafes to fall together with them: which were the great Defi Friétionof its Parts againft thofe ofthe Fluid but the Friction is evidently as the Surface : Therefore, where the Surface is leffen’d, the Refittance muft be fo too. Confequer itly the in the Philofophy of the B ; He fays, he fees but one Objeétion againft Velicles, whofe Gravity, before the Coalition, this Theory, and that is, that the was equal to the Refiftance of the Medium, being put io tion, andftriking ag Particles of the Medium, and one another, with fome — will meet with a confiderable nowthat Refiftance is diminifh’d, will defcend, and that with a Velocity in a Ratio of the Increafe of the Mais to the Increafe of the Refiftance from t which means their Nefcent will be retarded, In their Defcent, as they arife at denfer Parts of the Atmofphere, v. g. at Ales ees = the Preffure of the Atnnofphere retriev'd he Impetus of the ng Veficles being, 4fup- their s Surface again will be increas’d by newCoalitions; and thus byconftant freth Acceffions, more than equal to the conf{tant Refiftances, they wil be enabled to purfue their Jourr : poted to compeniate for their Lof$ of Surface. Thus a heavy Bodyfuftain’d in a Fluid by a Hair, and mov up and down thercin, preffes more on ottom th an whenheldat reft; which additior will bet greater, as the Vele ity of till toey r th Part of Medium, of the fam with ittelf, will lofe is equal * that of a Part ofthe fame Bulk with communicates prei es with f as much of its the 8. A Continuance of is {carce everfuc 9. The Reafc on whythe Barometer feems to fail, in tr in Winter time, when the Windis in the Nor a deep Snow may 1 the Merc of the Barometer ; but in finc he ee or four De: Tha b he !Mercury certain n foul Weather happe ns foonafter g of the Mercury, you may expect but little of it ; ore you may judge the fame, whentl Feat! ves fair foortly2after the Merc 2 b 3s rifen. 4. When the Merc ury rifes much and high in foul Weath ot and continues fo for two or the foul Weatheris over, Indication of very low Atmofphere above ;3 the is, the fucceeding of a clear Weather. to Ifin a Morning the fudden cloudy Air. ftands with a cor Big of Rain or Sn . If the Merc efpeci ally — Air hot, heavy Thunder and 12. Ifthe rt ills much and low d aes fo for two or bef ore the Rain comes, then you at deal of Wet, and probat ly mind ae on the 10° for the i muc Cx prelages é rifes fair ither, the iopng up to altho’ > not fo lons to be al of Rain if the Mercury continu 13. If the commonly d 1 chang into the Weft Gsit or for nt of the North ; after there has been Rain Me ire South, and the Me rifes, the Rain yet falling, you may conclude that there will be but little Rain. 14. If in fair Weather the Me rcury fubfides very much, andcontinues to dofo for two or three Days before Rain come Ss, you may pect high Winds, and a great deal of Wet. 1s: Tf Rain follow immediately upon the Subfiding of the Me ity you need not fear much Rain. il ing in Oéfober and tes 1nUucARain or Snowabout Particles, ina lefs Tim than inaees ially if the Wind be in any But there is both Reafon and E xperiment againft this Objection; for befides tl Veelocity of the \ eficlesiin thefe Circumft mutt be very finall, and their Impulle very s very fuddenly and inconfiderable ; befides Naee the vis inertia 0 W ‘Days, if Es f the South, Circle or Halo at the Air muft be very wea » by reafon of i extreme Subti iy5; and eteit muft be a very improper Vehicle to convey an Impulfeto 4 Dittance, by reafon ofits Elaftici ty. 16, It is remarkable, that moft of the common and ufual Signs of Rain fail during the Seafon of the Dog-Days, and therefore are not to be regarded while the Mercury con- tinues high. N.B. The Mercurywill fall for a Thaw, if it is not attended with Rain ifthe W ind change from the North to any Point of the South, ecaufe a ‘Thawis always attended with a warm Mift, and a very moift Air. BASELLA ; or Climbing Night-Shz of the Moon (efpe- from Malabar. Il) it is taken to be We find, that even in x elaftick Medium) and in or Snow. Mercury falls when the Wind is it is another never-failing Sign of derous Body, which m<nt) that even here The Charaéfers are ; It bath au annual Root: The Stalks ave climbing, and of a purple a! t much, or coni] of much Rain, the yint of the South, you randclear Sky, fante cardine t Rain the Wind change into ny Point of the North, with a clear and dry Sky, Colour: The Leaves are round, thick and fucculen t, and of a dari k green Colour thro’ the Fluid, gravitates confi than when fuftain’d at reft therein. the feveral Experiments of R rini, and Defaguliers, agree. Mr, Patrick gives us the followi Obfervations for the Rifing and Fall id the North. y, and the Mercury € gor dow ny let us muft have been any ofthe an to fu ther from the Aion of . Cold.or etthe Wind, they all floated in the Portion of the Atmofphere ABCD, and all gravitated towards the Center I Here now each refpe Wind being in the high or rifing, i ceeded by the Windchanges into fomePoint oft changes either ‘oh Wiinds, 10t Weather, ews Thunde ater the vis inertie thereof; by Surface, and the Mercuryri Sy ite fair Weather, 4. A Continuance of before the Mercuryr their own Defcent, i.e. of its by the to the right finding of the Wea- Proportion to the Velocity of the falling Veficles, which is again in Proportionto their This is evident, for a Body Fluid lofes nothing of its Wei s leaft Alterations are to be mind- Earth A B, mult be lefs prefled than before; If then the Diameter of a Veficle were4, and its Surface and Maf{s 24 ; after Coalition, if its Diameter be 6, its Surface or Bulk w i be 54, and its folid Content 81. Bi fince the fame Quantity of Matter is now inalet Space, or under lefs Dimenfions, it will lofe Medium ailing in the Barometer of the com- It is alfo -evident, that the Surface of the andthat of the latter, as the Cube of the fame. eed three Inches inits does nce their A@tion on the Earth will be the lef. and that in Proportion as the Veficles referve moreoftheir Weight uncommunicated to the Refiftance of the Ith 1s been obferv’d > that the Motion of the Mercury quently w defcend with with a Velocity equal, to the before obferved Now, as the Ve Jeficles can act no othery upon the Surface of the Earth A B, but bythe diation of the interjacent Air; in Proportion as their Action on the Medium is] For, in augmenting the Mats of any homogencous Body, the Increafe of Surface does not keep pace ‘with that of theSolidity ; but former as the Square of the Weight by the Mercury, in order to forexnowthe Weather by the Barometer. om the Far f alk of the Leaves are producd Spikes of Flowes hich are Male and Female, in different Parts gy the Spike : The Female Flowersare fucceeded flat Berries, in each of which is contained one ie Seed. 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