Elements of Natural Philosophy: Arranged Under the Following Heads: Matter and Motion, The Universe, The Solar System, The Fixed Stars, The Earth Considered as a Planet, The Atmosphere, Meteors, Springs, Rivers, and the Sea, Fossils, Plants, Animals, The Human Frame, and The Human Understanding |
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Page 32
... supposed by Des Cartes , and after him Burnet , Steno , Woodward , Whiston and others , was perfectly round , smooth , and equable ; and they account for its present rude and irregular form , principally from the great deluge ; but from ...
... supposed by Des Cartes , and after him Burnet , Steno , Woodward , Whiston and others , was perfectly round , smooth , and equable ; and they account for its present rude and irregular form , principally from the great deluge ; but from ...
Page 46
... supposed by astronomers that they are inhabited , and indeed we can never bring ourselves to think , that an in- finitely wise Creator should dispose of all his animals and vegetables here , leav- ing the other magnificent planets ...
... supposed by astronomers that they are inhabited , and indeed we can never bring ourselves to think , that an in- finitely wise Creator should dispose of all his animals and vegetables here , leav- ing the other magnificent planets ...
Page 90
... supposed to be a simple , homoge- neous , and elementary fluid . But the experiments of Dr. Priestley and others have discovered , that even the purest kind of air , which they call vital or de- phlogisticated , is in reality a compound ...
... supposed to be a simple , homoge- neous , and elementary fluid . But the experiments of Dr. Priestley and others have discovered , that even the purest kind of air , which they call vital or de- phlogisticated , is in reality a compound ...
Page 107
... will probably never arrive . In a subject so very difficult , it is not to be supposed that any thing like a certain . and established theory can be laid down in this little elementary work . As eva poration , Meteors . 107.
... will probably never arrive . In a subject so very difficult , it is not to be supposed that any thing like a certain . and established theory can be laid down in this little elementary work . As eva poration , Meteors . 107.
Page 108
... supposed to be by philosophers of the highest rank . In considering this opera tion , however , as carried on by nature , we shall soon find , that it proceeds in a manner very different from what takes place in our chemical operations ...
... supposed to be by philosophers of the highest rank . In considering this opera tion , however , as carried on by nature , we shall soon find , that it proceeds in a manner very different from what takes place in our chemical operations ...
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Common terms and phrases
acid animals appears atmos atmosphere attraction axis become Birds blood bodies called Cancer Capricorn caudex circle clouds cold colour comets consider considerable creatures degree diameter distance ductile earth eclipse eggs equal equator existence felspar fire fish fixed stars fluid furnished globe greater heat heavens hence hour human ideas inhabit insects kind less matter meridian metals miles mind mineral minutes moon motion move naptha nature night noble metal north pole northern observed opaque ophite orbit oviparous papillæ particles perception perfect perspiration phere planets porphyry produce proportion Quadrupeds quantity rain rays of light rivers round the sun salt schorl season seeds solar solid space species specific gravity springs stones substance sulphur sun's supposed surface tain tance tion trees tropic tropic of Cancer tropic of Capricorn vapours various vegetable velocity viviparous weight whence whole wind
Popular passages
Page 133 - All the rivers run into the sea; yet the sea is not full; unto the place from whence the rivers come, thither they return again.
Page 247 - Consider what an affair this is, when we come to very large animals. The aorta of a whale is larger in the bore than the main pipe of the waterworks at London Bridge ; and the water roaring in its passage through that pipe is inferior, in impetus and velocity, to the blood gushing from the whale's heart.
Page 269 - First, Knowledge, whereby it certainly perceives, and is undoubtedly satisfied of the agreement or disagreement of any ideas. Secondly, Judgment, which is the putting ideas together, or separating them from one another in the mind, when their certain agreement or disagreement is not perceived, but presumed to be so ; which is, as the word imports, taken to be so before it certainly appears.
Page 64 - Huygens carried his thoughts so far, as to believe it not impossible that there may be stars at such inconceivable distances, that their light has not yet reached the earth since its creation ; although the velocity of light be a million of times greater than the velocity of a cannon bullet ; and, as Mr.
Page 40 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Page 267 - Knowledge then seems to me to be nothing but the perception of the connexion and agreement, or disagreement and repugnancy, of any of our ideas.
Page 41 - Also two lots in the same place, one on the north side and the other on the south side of the above lot, purchased for me by Joseph Watkins.
Page 237 - ... easy motion. This is most happily provided for, by the cartilages and mucus of the joints. The interstices of all these parts must be filled up with some soft and ductile matter, which shall keep them in their places, unite them, and at the same time allow them to move a little upon one another ; these purposes are answered by the cellular membrane, or adipose substance.
Page 19 - And thus nature will be very conformable to herself and very simple, performing all the great motions of the heavenly bodies by the attraction of gravity which intercedes those bodies and almost all the small ones of their particles by some other attractive and repelling powers which intercede the particles.
Page 236 - ... a thousand accidents in life. Moreover, the mind, in this corporeal system, must be endued with the power of moving from place to place, that she may have intercourse with a variety of objects ; that she may fly from such as are disagreeable, dangerous, or hurtful, and pursue such as are pleasant...