Wilkins, John, A discovery of a new world : or a discourse tending to prove, that 'tis probable there may be another Habitable World in the Moon ; with a discourse concerning the Probability of a Passage thither; unto which is added, a discourse concerning a New Planet, tending to prove, that 'tis probable our earth is one of the Planets

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That the Earth may be a Planet.
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          <p>
            <s xml:space="preserve">
              <pb o="136" file="0316" n="316" rhead="That the Earth may be a Planet."/>
            along by the ſame motion. </s>
            <s xml:space="preserve">And therefore,
              <lb/>
            though what he ſays concerning the heat,
              <lb/>
            which would be produced by ſuch a moti-
              <lb/>
            on, vvere true; </s>
            <s xml:space="preserve">yet it vvould not be perti-
              <lb/>
            nent, ſince our Earth and Water, and the
              <lb/>
            Air next unto them, are not by this means
              <lb/>
            ſevered from one another, and ſo do not
              <lb/>
            come vvithin the compaſs of this Argu-
              <lb/>
            ment.</s>
            <s xml:space="preserve"/>
          </p>
          <p>
            <s xml:space="preserve">If any reply, That this vvill notwith-
              <lb/>
            ſtanding hold true, concerning the upper
              <lb/>
            part of the Air, vvhere there is ſuch a ſe-
              <lb/>
            paration of one Body from another; </s>
            <s xml:space="preserve">and
              <lb/>
            ſo conſequently, an anſvverable heat. </s>
            <s xml:space="preserve">I an-
              <lb/>
            fvver;</s>
            <s xml:space="preserve"/>
          </p>
          <p>
            <s xml:space="preserve">1. </s>
            <s xml:space="preserve">’Tis not generally granted, That mo-
              <lb/>
            tion in all kind of Bodies does produce heat;
              <lb/>
            </s>
            <s xml:space="preserve">ſome reſtrain it only to ſolid Bodies; </s>
            <s xml:space="preserve">af-
              <lb/>
            firming, That in thoſe vvhich are fluid, it
              <lb/>
            is rather the cauſe of coldneſs. </s>
            <s xml:space="preserve">This is the
              <lb/>
            reaſon (ſay they) vvhy running Waters
              <lb/>
            are ever to our ſenſe the cooleſt: </s>
            <s xml:space="preserve">And vvhy
              <lb/>
            amongſt thoſe Winds vvhich proceed from
              <lb/>
            the ſame Coaſts of Heaven, about the ſame
              <lb/>
            time of the Year, the ſtrongeſt alvvays is
              <lb/>
            the coldeſt? </s>
            <s xml:space="preserve">If you object, that running
              <lb/>
            Waters are not ſo ſoon frozen as others: </s>
            <s xml:space="preserve">
              <lb/>
            They anſvver, This is not becauſe they are
              <lb/>
            thereby heated; </s>
            <s xml:space="preserve">but becauſe unto congela-
              <lb/>
            tion, it is requiſite that a Body ſhould ſettle
              <lb/>
            and reſt, as vvell as be cold.</s>
            <s xml:space="preserve"/>
          </p>
          <p>
            <s xml:space="preserve">2. </s>
            <s xml:space="preserve">If vve ſhould grant a moderate heat
              <lb/>
            in thoſe parts of the Air, vve have not any
              <lb/>
            experiment to the contrary, nor vvould it</s>
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