Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, 2. köide,2. osaColin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
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Page 501
... tion increafes in a fmaller proportion than that just mentioned , the apogeon muft have given to it a mo- tion in antecedence . It is then obferved by Sir Ifaac Newton , that the former of thefe cafes obtains when the moon is in the ...
... tion increafes in a fmaller proportion than that just mentioned , the apogeon muft have given to it a mo- tion in antecedence . It is then obferved by Sir Ifaac Newton , that the former of thefe cafes obtains when the moon is in the ...
Page 513
... tion . As the times of conjunction , utmost elongation , di- rect or retrograde motions of the inferior planets , de- pend on the combinations of their motions in their or- To find the bits with the motion of the Earth in its orbit ...
... tion . As the times of conjunction , utmost elongation , di- rect or retrograde motions of the inferior planets , de- pend on the combinations of their motions in their or- To find the bits with the motion of the Earth in its orbit ...
Page 516
... tion ; for in that cafe , AC being infinite with refpect to AB , the angle ACB , the difference between the true and visible place , vanishes . But if light be pro- pagated in time , it is evident , from the foregoing con- Tiderations ...
... tion ; for in that cafe , AC being infinite with refpect to AB , the angle ACB , the difference between the true and visible place , vanishes . But if light be pro- pagated in time , it is evident , from the foregoing con- Tiderations ...
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Common terms and phrases
aftronomers againſt alfo alſo ancient angle appear Athenians Athens atmoſphere Attica aurora borealis axis becauſe body cafe called caufe cauſe centre circle comet confequently confiderable confifts defcribed degrees difcovered difk diftance diurnal motion earth eclipfe equal equator faid fame fatellites fays fecond feems feen fent feven feveral fhadow fhall fhip fhould fhows fide figns fince firft fituation fixed ftars fmall folar fome fometimes foon fouth fpots ftars ftate ftill fubject fuch fufficient fun's fuppofed furface fyftem greateſt himſelf increaſed inftrument interfects itſelf Jupiter king laft leaft lefs likewife mean Anomaly meaſure meridian moft moon moon's moſt motion move muft muſt node obferved occafion oppofite orbit paffing parallax perfon planets pofition pole prefent purpoſe reafon refpect reft reprefented rife round Saturn ſmall ſpace ſpots ſtars teleſcope thefe themſelves theſe thofe thoſe tion uſed Venus weft whofe