An Astronomical Catechism: Or, Dialogues Between a Mother and Her Daughtersold, 1818 - 400 páginas |
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Página 7
... circle representing the seasons , and marked down such stars as were particu- larly useful in agriculture . At what period did these persons flourish ? About fourteen hundred years before Christ . I suppose astronomy must have rapidly ...
... circle representing the seasons , and marked down such stars as were particu- larly useful in agriculture . At what period did these persons flourish ? About fourteen hundred years before Christ . I suppose astronomy must have rapidly ...
Página 31
... circle which it describes ; and by centri- petal force , that force by which any revolving body is made to tend towards the centre of its orbit . This great man also happily conceived , that there might be some proportion between the ...
... circle which it describes ; and by centri- petal force , that force by which any revolving body is made to tend towards the centre of its orbit . This great man also happily conceived , that there might be some proportion between the ...
Página 36
... circle of sciences was enriched ; algebra , geometry , mechanics , optics , chrono- logy , philosophy , and astronomy , all shone forth with new lustre ; and they were presented by him to the world with augmented dignity and resistless ...
... circle of sciences was enriched ; algebra , geometry , mechanics , optics , chrono- logy , philosophy , and astronomy , all shone forth with new lustre ; and they were presented by him to the world with augmented dignity and resistless ...
Página 46
... circle . If I wish to express to you the true form of an orange on this paper , which is a flat surface , how should I perform it ? You would draw the outline , throw in the shadows , and then colour it . Look at those globes on the ...
... circle . If I wish to express to you the true form of an orange on this paper , which is a flat surface , how should I perform it ? You would draw the outline , throw in the shadows , and then colour it . Look at those globes on the ...
Página 47
... circle ; thus it is with the sun ; it appears to us like a bright flat circle , which flat circle is termed the sun's disk . That the sun is of a spherical form , you will not doubt when I inform you , that it turns around its axis in ...
... circle ; thus it is with the sun ; it appears to us like a bright flat circle , which flat circle is termed the sun's disk . That the sun is of a spherical form , you will not doubt when I inform you , that it turns around its axis in ...
Otras ediciones - Ver todas
An Astronomical Catechism: Or, Dialogues Between a Mother and Her Daughter Catherine Vale Whitwell Sin vista previa disponible - 2016 |
An Astronomical Catechism, Or, Dialogues Between a Mother and Her Daughter Catherine Vale Whitwell Sin vista previa disponible - 2016 |
Términos y frases comunes
ancient appears astronomy atmosphere attention Auriga axis beautiful Bible bones Boötes Canis Major Cassiopeia celestial Centaurus centre Cepheus Cetus Chaldean Christ circle comet considerable constella constellation dark dear mamma degree distance dragon eclipse Egypt Egyptian Eridanus fable fact favour fixed stars full moon globe Grecian Greeks head heat heavenly bodies heavens hemisphere Hercules Hipparchus honour horizon human hundred illustration immense Indian Jupiter less light lunar Memorandum millions of miles mind moon moon's motion move mythology nature night Noah node observe orbit Orion Osiris period planets Pleiades polar pole present probable Ptolemy remarkable respecting revolution revolving rise round the earth round the sun Saturn seasons serpent shadow Sir William Herschel Sirius situated solar sphere spots sun's suppose telescope tell thing thousand miles tides tion Tycho Brahe Typhon Ursa Major velocity Venus waters zodiac