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

Table of figures

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb pagenum="352" xlink:href="010/01/360.jpg"/>
            <p type="main">
              <s id="s.001868">
                <arrow.to.target n="marg475"/>
              </s>
            </p>
            <p type="margin">
              <s id="s.001869">
                <margin.target id="marg475"/>
              Cap. 8. cur
                <lb/>
              exiguæ aquę
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              guttæ ſupra
                <lb/>
                <expan abbr="libellã">libellam</expan>
              aquæ
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              aſcendunt.</s>
            </p>
            <p type="main">
              <s id="s.001870">
                <emph type="center"/>
              PROP. CLXX.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.001871">
                <emph type="center"/>
                <emph type="italics"/>
              Facilè aquæ particulæ per aerem moueri poſſunt, non quia per
                <lb/>
              eius poroſitates inſinuantur, ſed quia aereas particu­
                <lb/>
              las ſolutas, & amouibiles expellere è ſuis
                <lb/>
              locis poßunt.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.001872">HInc deducitur, quòd vera cauſa, quare aqua fa­
                <lb/>
              cilè per aquam penetrare, & fluere poteſt,
                <expan abbr="">non</expan>
                <lb/>
              ſit amplitudo pororum eius, ſed quia partes ipſius
                <lb/>
              aquæ facilè expelli poſſunt è ſuis locis vt locum ce­
                <lb/>
              dant particulis aqueis, quæ ibidem inſinuari
                <expan abbr="debẽt">debent</expan>
              ,
                <lb/>
              & niſi anteriores aquæ particulæ è ſuis locis expelle­
                <lb/>
              rentur, nequaquàm aliæ partes ibidem ſuccedere, &
                <lb/>
              fluere poſſent. </s>
              <s id="s.001873">Si igitur hoc verum eſt, percipimus,
                <lb/>
              quòd particulæ aqueæ poſſunt quoque aerem pene­
                <lb/>
              trare, & per eius profunditatem fluere, licèt aer po­
                <lb/>
              ros tàm reſtrictos, & anguſtos habeat, vt aquæ parti­
                <lb/>
              culæ per eos ingredi nequeant, ſufficit enim vt aereæ
                <lb/>
              particulæ poſſint è ſuis loculis expelli, vt ibidem a­
                <lb/>
              queæ partes inſinuari poſſint, eodem modo, ac con­
                <lb/>
              tingit in ipſamet aqua. </s>
              <s id="s.001874">Quod autem hoc faciliùs iņ
                <lb/>
              aere effici valeat, quàm in aqua, patet ex eo, quòd ae­
                <lb/>
              reæ particulæ magis raræ, & expanſæ, & ideò minus
                <lb/>
              reſiſtentes ſunt, quàm partes aqueæ; non erit igitur
                <lb/>
              difficile vt partes aquæ ipſo aere ſolidiores è ſuis lo­
                <lb/>
              cis expellant particulas aeris, & ſic facilè per eas a­
                <lb/>
              qua moueatur. </s>
              <s id="s.001875">Adde quòd experientia
                <expan abbr="cõſtat">conſtat</expan>
              aque­
                <lb/>
              as particulas perpetuò intra aerem inſinuari, vt ſupra </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>