An Easy Introduction to Astronomy, for Young Gentlemen and Ladies: Describing the Figure, Motions, and Dimensions of the Earth; the Different Seasons; Gravity and Light; the Solar System; the Transit of Venus, and Its Use in Astronomy; the Moon's Motion and Phases; the Eclipses of the Sun and Moon; the Cause of the Ebbing and Flowing of the Sea, &cT. Cadell, successor to Mr. Millar, in the Strand, 1769 - 252 síður |
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Aftronomy almoſt appear aſk attraction becauſe candle cauſe center of gravity centrifugal force circle compaffes confequently courſe dark defcribe degrees diameter diſtance Earth Earth's axis Earth's center Earth's furface Earth's motion Earth's orbit eclipfes enlightened fide equal Equator Eudofia fall feas feconds feen fhadow fhall fhould fifter firft fmall folar fome ftars ftill ftraight line fubject fuch full Moons fun's fuppofe globe go round greateſt Heaven inftant juft Jupiter juſt laft Latitude lefs light Longitude machine for fhewing meridian of London miles minutes Moon's orbit move muft muſt North pole obferver oppofite plain planets plate pleaſe polar circle prefent queſtion reaſon reft right line round her orbit round its axis round the Earth round the Sun Saturn ſeen ſhe ſmall South pole ſpace Star ſtars Sun's thefe theſe thofe thoſe tion tranfit underſtand Venus viſible Weft whole