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

Table of figures

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              <s id="s.001692">
                <pb pagenum="323" xlink:href="010/01/331.jpg"/>
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              metalli particulæ corrodantur, exprimaturque ma­
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              teria ignea in eo contenta, proindeque vehementiùs
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              aqua agitetur, & tandem à vi eiuſdem impetus parti­
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              culę minimæ metalli, licèt aqua grauiores ſint, poſſunt
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              hinc inde diſpergi, tranſportarique, & extincto fer­
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              uore à naturali partium aquæ viſcoſitate retineri in
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              media aqua poſſunt, quotieſcumque vis reſiſtentiæ
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              aquæ æqualis ſit exiliſſimo ponderi earumdem par­
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              ticularum metallicarum.
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              </s>
            </p>
            <p type="margin">
              <s id="s.001693">
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              Cap. 7. dę
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              natura flui­
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              ditatis.
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              </s>
            </p>
            <p type="margin">
              <s id="s.001694">
                <margin.target id="marg437"/>
                <lb/>
              Aliquæ ex­
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              periẽtiæ no­
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              ſtræ ſenten­
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              tiæ refragati
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                <expan abbr="vidẽtur">videntur</expan>
              , qui­
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              bus inferiùm
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              ſatisfacie­
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              mus.
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              </s>
            </p>
            <p type="main">
              <s id="s.001695">Hic poſſent innumera phęnomena afferri, quæ in
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              prædictis diſſolutionibus ſalium mineralium, & ve­
                <lb/>
              getabilium obſeruantur, vt nimirùm cùm calx, aut
                <lb/>
              metallum non demergitur intra aquam, ſed eminet,
                <lb/>
              tangitque dumtaxat ſuperficiem eius externam, &
                <lb/>
              nihilominùs aqua aſcendit, ſubleuaturque penetran­
                <lb/>
              do ſalis, & metalli poroſitates, & poſtea denuò de­
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              ſcendendo diſperguntur ſolidæ particulæ efficiunt­
                <lb/>
              que vniuerſam aquam ſapidam, vel metallo imprę­
                <lb/>
              gnatam; non minùs videmus
                <expan abbr="aquã">aquam</expan>
              per fiſtulas tenuiſ­
                <lb/>
              ſimas, per ſpongias aquam contingentes ſupra eius
                <lb/>
              ſuperficiem, aſcendere. </s>
              <s id="s.001696">Vnde quiſpiam dubitandi
                <lb/>
              anſam arripere poſſet, non pendere has operationes
                <lb/>
              à vi grauitatis, quæ naturæ ductu non ſursùm, ſed
                <lb/>
              deorsùm impellere aquam fluidam poteſt. </s>
            </p>
            <p type="main">
              <s id="s.001697">
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              </s>
            </p>
            <p type="margin">
              <s id="s.001698">
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              Sed interim
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              ex demon­
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              ſtratis
                <expan abbr="euidẽ-ter">euiden­
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                ter</expan>
              reijcitur
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              oppoſita
                <expan abbr="sẽ-tentia">sen­
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                tentia</expan>
              .
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              </s>
            </p>
            <p type="main">
              <s id="s.001699">Sed hoc
                <expan abbr="">non</expan>
              officit doctrinæ ſuperiùs expoſitæ,
                <expan abbr="">nam</expan>
                <lb/>
              in ſpongia, pumice, ſale, calce &c. </s>
              <s id="s.001700">intra aquam de­
                <lb/>
              merſis neceſſariò vis grauitatis fluidi prædictas ope­
                <lb/>
              rationes efficit, hæ verò diuerſæ operationes paritèr </s>
            </p>
            <p type="main">
              <s id="s.001701">
                <arrow.to.target n="marg439"/>
                <lb/>
              producuntur ab eodem principio grauitatis, vt in-</s>
            </p>
          </chap>
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