Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

Table of figures

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              <s id="s.002948">
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              augmentum molis glaciei non efficitur ab aſperſione,
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              & miſtione corpuſculorum, & ſalium
                <expan abbr="frigorificorũ">frigorificorum</expan>
              ,
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              ſed ab alia longè diuerſa cauſa phænomenon hoc de­
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              pendet. </s>
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              <s id="s.002949">
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              Cap. 13. cau­
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              ſa rarefacti­
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              onis glaciei
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              affertur.</s>
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              <s id="s.002950">Hoc Gaſſendus indicaſſe videtur, cùm ait, in glacie
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              non paucas aeris particulas commiſceri, proptereą
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              quòd videmus congelationem aquæ initium habere
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              in eius ſummitate, quæ aerem contingit, & hinc po­
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              ſtea inferiùs propagari versùs fundum; & hinc ait
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                dere</expan>
              , quòd glacies ſuper aquam innatat, cùm ſit aere
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              impręgnata; à quo poſtea veriſimile eſt perſuaſum̨
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              fuiſſe ampliari poſſe molem aquæ glaciatæ, & hoc
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              conijcitur ex eius verbis, dum ait,
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              cùm verum ſit
                <expan abbr="aquã">aquam</expan>
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              calefactam refrigeſcendo citiùs fortiuſque conglaciare,
                <expan abbr="quã">quam</expan>
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              frigidam, ecquam aliam putemus cauſam, quàm quia facta
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              maiore
                <expan abbr="quadã">quadam</expan>
              partium aquæ laxitate, ipſe aer faciliùs ſub­
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              ingreditur, & vehementiùs ſtringit particulas aquæ, qui­
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              bus commiſcetur?
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              <s id="s.002951">Ex quibus Gaſſendi verbis elicitur, quòd ab aere
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              deforis adueniente in actu congelationis aqua infle­
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              tur, & rarefiat. </s>
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              PROP. CCLXXIII.
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            <p type="main">
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              Nec paritér augetur aquæ moles ànouo aere de foris adueni­
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              ente in actu congelationis eius, neque à directione, &
                <expan abbr="tẽ-ſione">ten­
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                ſione</expan>
              anguillularum aquæ.
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              <s id="s.002954">SI hoc verum eſſet, cùm omninò prohibetur aeris
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              ingreſſus intra aquam, non deberet in actu con­
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              gelationis rarefieri, & ampliari eius moles, vtcùm̨
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              vas plumbeum, vel aureum aqua plenum, &
                <expan abbr="vndiq;">vndique</expan>
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