History of Astronomy |
From inside the book
Results 1-5 of 19
Page 16
... force by the rapid circular movement of the heavens , as water is stationary in a pail when whirled round by a string . Democritus further supposed that the inclination of the flat earth to the ecliptic was due to the greater weight of ...
... force by the rapid circular movement of the heavens , as water is stationary in a pail when whirled round by a string . Democritus further supposed that the inclination of the flat earth to the ecliptic was due to the greater weight of ...
Page 24
... forces . From this time onwards all interest in astronomy seemed , in Europe at least , to sink to a low ebb . When the Caliph Omar , in the middle of the seventh century , burnt the library of Alexandria , which had been the centre of ...
... forces . From this time onwards all interest in astronomy seemed , in Europe at least , to sink to a low ebb . When the Caliph Omar , in the middle of the seventh century , burnt the library of Alexandria , which had been the centre of ...
Page 38
... forces connecting the members of the solar system , his reasoning , as we should expect from such a man , is practical and sound . It is not surprising , then , that astronomers generally did not readily accept the views of Copernicus ...
... forces connecting the members of the solar system , his reasoning , as we should expect from such a man , is practical and sound . It is not surprising , then , that astronomers generally did not readily accept the views of Copernicus ...
Page 44
... force directed to the sun ; and he guessed that this is the same force as the gravity that makes a stone fall . saw the difficulty of gravitation acting through the void space . M He compared universal gravi- tation to magnetism , and ...
... force directed to the sun ; and he guessed that this is the same force as the gravity that makes a stone fall . saw the difficulty of gravitation acting through the void space . M He compared universal gravi- tation to magnetism , and ...
Page 45
... force ( aut alia aliqua aequipollenti ) , the earth and moon would come together . 6. If the earth were to cease to attract its waters , the oceans would all rise and flow to the moon . 7. He attributes the tides to lunar attraction ...
... force ( aut alia aliqua aequipollenti ) , the earth and moon would come together . 6. If the earth were to cease to attract its waters , the oceans would all rise and flow to the moon . 7. He attributes the tides to lunar attraction ...
Other editions - View all
Common terms and phrases
accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later LIBRARIES light lunar Mars mass mathematical mean measured method miles moon moon's motion move Newton noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed SIGILLUM solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY VERITAS