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, & CBenjamin Warner, 1819 - 177 síður |
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23 degrees A B C D appear astronomy body brother called candle centre of gravity centrifugal force change to change circle common centre compasses consequently dark days and nights diameter draw the right earth turns round earth's axis earth's centre earth's disc earth's motion earth's orbit earth's surface eastward eclipses enlightened side equal equator Eudosia fall figure full moon glad to know globe round go round grees half heaven incline instant Jupiter latitude longitude meridian of London minutes moon's orbit moon's shadow motion round Neander nodes noon north pole o'clock observer penumbra plain planets plate polar circle Pray quadrant quantity of matter quarter round right line round her orbit round its axis round the earth round the sun Saturn seen sister south poles space star straight line sun's light suppose tell tides tion told transit transit of Venus Venus western edge whole