Popular Astronomy: A Series of Lectures Delivered at IpswichMacmillan, 1868 - 292 σελίδες |
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Σελίδα 199
... Pendulum Experi- ments . -Experiments on the Density of the Earth .-- Sche- hallien Experiment . - Cavendish Experiment . - Weight of the Earth . - Weight and Density of the sun . - Weight of some Planets and of the Moon . - Conclusion ...
... Pendulum Experi- ments . -Experiments on the Density of the Earth .-- Sche- hallien Experiment . - Cavendish Experiment . - Weight of the Earth . - Weight and Density of the sun . - Weight of some Planets and of the Moon . - Conclusion ...
Σελίδα 219
... pendulum . The motion of a pendulum backwards and forwards is a result of the first law of motion , taken in combination with the disturbing force of gravity ; this motion of the pendulum being the most permanent of all that are the ...
... pendulum . The motion of a pendulum backwards and forwards is a result of the first law of motion , taken in combination with the disturbing force of gravity ; this motion of the pendulum being the most permanent of all that are the ...
Σελίδα 248
... pendulum . This is sus- ceptible of very great accuracy indeed . The pendulum is made of metal ; it turns with a hard steel prism , having a very fine edge , upon hard plates of agate , or some very hard stone . It swings like the pendulum ...
... pendulum . This is sus- ceptible of very great accuracy indeed . The pendulum is made of metal ; it turns with a hard steel prism , having a very fine edge , upon hard plates of agate , or some very hard stone . It swings like the pendulum ...
Σελίδα 249
... pendulum , that is to say , the clock weights acting through the train of the clock wheels . It is necessary to have a detached pendulum . Now I wish to know how many vibrations that pendulum would make in a day . It is troublesome to ...
... pendulum , that is to say , the clock weights acting through the train of the clock wheels . It is necessary to have a detached pendulum . Now I wish to know how many vibrations that pendulum would make in a day . It is troublesome to ...
Σελίδα 250
... pendulum is going slower than the clock pendulum ; and suppose that 7 minutes elapse between two agreements of motion of the pendulum ; then this shows that while the clock has gone 7 minutes , or while its pendulum has made 450 ...
... pendulum is going slower than the clock pendulum ; and suppose that 7 minutes elapse between two agreements of motion of the pendulum ; then this shows that while the clock has gone 7 minutes , or while its pendulum has made 450 ...
Άλλες εκδόσεις - Προβολή όλων
Popular Astronomy: A Series of Lectures Delivered at Ipswich George Biddell Airy Πλήρης προβολή - 1868 |
Popular Astronomy: A Series of Lectures Delivered at Ipswich George Biddell Airy Πλήρης προβολή - 1868 |
Συχνά εμφανιζόμενοι όροι και φράσεις
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
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Σελίδα 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.
Σελίδα 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.
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