Borro, Girolamo, De motu gravium et levium, 1575

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          <chap>
            <subchap1>
              <p type="main">
                <s id="s.001580">
                  <pb pagenum="230" xlink:href="011/01/250.jpg"/>
                  <emph type="italics"/>
                petu ſuo feratur, & qua ſubiacentia corpora diſrumpat, &
                  <lb/>
                quæ ſubiacent corpora
                  <expan abbr="quãquam">quanquam</expan>
                diuidua aliquando ſunt, ta­
                  <lb/>
                men reſistunt, & contranituntur, ne dissipentur, ſi ergo vis
                  <lb/>
                ponderis diuidentis ſuperior fuerit, id quod ſubſternitur conti­
                  <lb/>
                nuatum corpus facilè diuidetur: ſcindens logè celerius deor­
                  <lb/>
                ſum præcipitabitur, ſi vero imbecillior fuerit grauis, & ſcin­
                  <lb/>
                den: is corporis ad ſcindendum facultas maiore nixu ab infe­
                  <lb/>
                riore corpore ſcindendo ſuſtinebitur.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.001581">
                  <emph type="italics"/>
                Itaque ferreæ, & plumbeæ laminæ, vt ad eas
                  <expan abbr="tãdem">tandem</expan>
                reuer
                  <lb/>
                tamur à quibus diuertimus, ſupernatant; quia maiore nixu
                  <lb/>
                illis ab aqua reſistitur, quam minoribus, & leuioribus corpu­
                  <lb/>
                ſculis in acutam ſuſpidem egressis.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.001582">
                  <emph type="italics"/>
                Propter eamdem cauſam ſupernatant tenuissimi auri, &
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                plumbi pulueres, quia imbecilla eſt in illis ſcindendi potestas;
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                auri magnum frustulum ſcindit facilius, & eam ob cauſam
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                velocius deſcendit.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.001583">
                  <emph type="italics"/>
                Pulueres item in aere ſuſpenſi non deſcendunt, quia aerem
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                non ſcindunt, quem maiora corpora frangunt.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.001584">
                  <emph type="italics"/>
                Hæc motuum & ſtatuum differentiæ non corporum natu
                  <lb/>
                ris per ſe, sed eorumdem figuris per accidens tribuuntur ab
                  <lb/>
                Ariſtotele libro quarto de cælo particula quadrageſimapri­
                  <lb/>
                ma.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.001585">
                  <emph type="italics"/>
                Nunc ad aerem ipſum reuertimur: quem ſuo in loco gra
                  <lb/>
                uem eſſe diximus, immo magis grauem, quam leuem, quan­
                  <lb/>
                do corpora grauia deorſum velocius, quam leuia surſum fert,
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                vt Simplicium miſſum faciamus, qui eumdem tantum gra­
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                uem eſſe, non autem leuem, affirmare videtur.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.001586">
                  <emph type="italics"/>
                Figuræ ergo ad quas horum
                  <expan abbr="motuũ">motuum</expan>
                in ſimplicibus elemen­
                  <lb/>
                tis cauſam Plato rettulit, omnino non efficiunt, vt quicquam
                  <lb/>
                ſursum aut deorſum feratur, sed aut celerius aut tardius
                  <emph.end type="italics"/>
                : </s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
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