Popular Astronomy: A Series of Lectures Delivered at IpswichMacmillan, 1868 - 292 sider |
Inni boken
Resultat 1-5 av 49
Side 7
... fix a straight rod in a certain standard direction , pointing nearly , but not exactly , to the Polar Star , we find that the stars which are close in the direction of this rod , as seen by viewing along it , describe a very small ...
... fix a straight rod in a certain standard direction , pointing nearly , but not exactly , to the Polar Star , we find that the stars which are close in the direction of this rod , as seen by viewing along it , describe a very small ...
Side 8
... fixed , do turn round an axis . It is necessary to show that this is supported by accurate means of observation . Now there is one instrument in use in the best Astro- nomical Observatories , which is specially intended for the ...
... fixed , do turn round an axis . It is necessary to show that this is supported by accurate means of observation . Now there is one instrument in use in the best Astro- nomical Observatories , which is specially intended for the ...
Side 11
... fixed parts GH , and produces a degree of friction which prevents further acceleration ; and thus a uniform speed is produced , with very great nicety . This contrivance is in constant use on my Equatoreal at the present time . You will ...
... fixed parts GH , and produces a degree of friction which prevents further acceleration ; and thus a uniform speed is produced , with very great nicety . This contrivance is in constant use on my Equatoreal at the present time . You will ...
Side 19
... fixed in the telescope very near to the eye . Perhaps Figure 7 K Ô FEDCB DOOPR N FIG . 7 . may serve to illustrate the construction of the tele- scope . There is no tube , but that is immaterial . At A is what we call a lens , that is ...
... fixed in the telescope very near to the eye . Perhaps Figure 7 K Ô FEDCB DOOPR N FIG . 7 . may serve to illustrate the construction of the tele- scope . There is no tube , but that is immaterial . At A is what we call a lens , that is ...
Side 22
... fixed on by all astro- nomers as the most advantageous . One is thus described supposing we can fix on the imaginary pole or place of rotation of the stars , then one element is the distance of the star , as measured from that pole in ...
... fixed on by all astro- nomers as the most advantageous . One is thus described supposing we can fix on the imaginary pole or place of rotation of the stars , then one element is the distance of the star , as measured from that pole in ...
Andre utgaver - Vis alle
Popular Astronomy: A Series of Lectures Delivered at Ipswich George Biddell Airy Uten tilgangsbegrensning - 1868 |
Popular Astronomy: A Series of Lectures Delivered at Ipswich George Biddell Airy Uten tilgangsbegrensning - 1868 |
Vanlige uttrykk og setninger
aberration of light accurate angle angular distance appear ascertain astronomers ball body bright star calculation Cambridge Cape Cavendish experiment celestial clock cloth College computed Crown 8vo curve described diameter direction disturbed earth earth's axis earth's centre earth's equator ecliptic Edition effect ellipse endeavoured equatoreal exactly explain Fcap Figure fluid globe Greenwich heavens horizon hour inclination Jupiter lecture length lunar precession Mars mean density method millions of miles moon mountain move Mural Circle nearly North Pole nutation object observations Observatory orbit parallax passes the meridian path pendulum perpendicular planets plumb-line point of Aries Polar Star position precession produced proportion pull refraction remark revolve rotation round the sun satellites seen sidereal day solar South Pole spheroid square sun's attraction sun's distance suppose supposition surface tance telescope thing tion transit instrument transit of Venus TREATISE triangle velocity vertical vibrations whole yard measure Zenith Sector
Populære avsnitt
Side 282 - HODGSON -MYTHOLOGY FOR LATIN VERSIFICATION. A brief Sketch of the Fables of the Ancients, prepared to be rendered into Latin Verse for Schools. By F. HODGSON, BD, late Provost of Eton. New Edition, revised by FC HODGSON, MA i8mo. y. HOMER— THE ODYSSEY. Done into English by SH BUTCHER, MA, Fellow of University College, Oxford, and ANDREW LANG, MA, late Fellow of Merton College, Oxford.
Side 9 - A GENERAL SURVEY OF THE HISTORY OF THE CANON OF THE NEW TESTAMENT DURING THE fIRST FOUR CENTURIES. Fourth Edition. With Preface on "Supernatural Religion.
Side 9 - WILSON— THE BIBLE STUDENT'S GUIDE to the more Correct Understanding of the English Translation of the Old Testament, by reference to the original Hebrew. By WILLIAM WILSON, DD, Canon of Winchester, late Fellow of Queen's College, Oxford. Second Edition, carefully revised. 4to. cloth. 25*. YONGE (CHARLOTTE M.)— SCRIPTURE READINGS FOR SCHOOLS AND FAMILIES. By CHARLOTTE M. YONGE, Author of "The Heir of Redclyffe.
Side 288 - CHRISTIE— A COLLECTION OF ELEMENTARY TESTQUESTIONS IN PURE AND MIXED MATHEMATICS; with Answers and Appendices on Synthetic Division, and on the Solution of Numerical Equations by Homer's Method. By JAMES R. CHRISTIE, FRS, Royal Military Academy, Woolwich. Crown 8vo. 8s. 6d. CLIFFORD— THE ELEMENTS OF DYNAMIC.
Side 285 - HELLENICA; OR, A HISTORY OF GREECE IN GREEK, as related by Diodorus and Thucydides ; being a First Greek Reading Book, with explanatory Notes, Critical and Historical.
Side 292 - Parts I., II., and III., 2s. 6d. each. SHILLING BOOK OF ARITHMETIC FOR NATIONAL AND ELEMENTARY SCHOOLS. i8mo, cloth. Or separately, Part I. 2d. ; Part II.
Side 285 - THE SEVEN KINGS OF ROME. An Easy Narrative, abridged from the First Book of Livy by the omission of difficult passages, being a First Latin Reading Book, with Grammatical Notes.
Side 289 - AN ELEMENTARY TREATISE ON THE LUNAR THEORY, with a Brief Sketch of the Problem up to the time of Newton. Second Edition, revised. Crown 8vo. cloth. 5*. 6d. Hemming. — AN ELEMENTARY TREATISE ON THE DIFFERENTIAL AND INTEGRAL CALCULUS, for the Use; of Colleges and Schools.
Side 9 - THE BIBLE IN THE CHURCH. A Popular Account of the Collection and Reception of the Holy Scriptures in the Christian Churches.
Side 289 - HEMMING— AN ELEMENTARY TREATISE ON THE DIFFERENTIAL AND INTEGRAL CALCULUS, for the Use of Colleges and Schools. By GW HEMMING, MA, Fellow of St. John's College, Cambridge. Second Edition, with Corrections and Additions. 8vo.