Galilei, Galileo, De Motu Antiquiora

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                  <s id="id.1.1.6.03.07">
                    <pb ed="Favaro" n="259"/>
                  nempe tunc pondus unum deorsum ferri et alterum attollere, quando eo fuerit </s>
                  <s id="id.1.1.6.03.08">Insuper, in mobilibus etiam naturalibus, sicut et in ponderibus lancis, potest motuum omnium, tam sursum quam deorsum, causa reduci ad solam </s>
                  <s id="id.1.1.6.03.09">Quando enim quid fertur sursum, tunc attollitur a gravitate medii; ut, si trabes aqua levior vi sub aqua comprimeretur, tunc, quia trabes demersa tantam aquae molem extulit quanta est suamet moles, tanta autem moles aquae quanta est moles trabis gravior est ipsa trabe, tunc, dubio procul, a gravitate illius aquae attolletur trabes, et sursum impelletur: et sic
                    <lb ed="Favaro" n="10"/>
                  motus sursum fiet a gravitate medii et levitate mobilis; motus vero deorsum, a gravitate mobilis et levitate medii. </s>
                  <s id="id.1.1.6.03.10">Et ex his, contra Aristotelem p.Á Caeli 89, facile quispiam colligere poterit, quomodo quae moventur, moveantur, quodammodo, vi et per extrusionem medii: nam aqua trabem, vi demersum, extrudit violenter, cum, descendendo, ad propriam redit regionem, nec pati vult ut, quod se levius est, sub se maneat; et, pari pacto, lapis extruditur ac deorsum impellitur quia gravior est </s>
                  <s id="id.1.1.6.03.11">Patet igitur, talem motum posse dici violentum; quamvis communiter lignum in aqua sursum, et lapidem deorsum, naturaliter ferri, </s>
                  <s id="id.1.1.6.03.12">Nec valet Aristotelis argumentum, dum dicit,
                    <lb ed="Favaro" n="20"/>
                  Si esset violentus in fine remitteretur, non autem, ut facit, augeretur: nam motus violentus tunc remittitur quando mobile extra manum moventis fuerit, non autem dum motori est </s>
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                  <s id="id.1.1.6.04.01">Patet igitur, quomodo naturalium mobilium motus ad ponderum in lance motum congrue reducatur: ita ut, nempe, mobile naturale unius ponderis in lance vicem gerat; tanta autem moles medii, quanta est mobilis moles, alterum in lance pondus </s>
                  <s id="id.1.1.6.04.02">Ita ut si tanta moles medii, quanta est mobilis moles, gravior erit mobili,</s>
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