rsA.H. the Globes.

If we follow the Motion of the Sun to-tvards the Southern Tropick, we shall feehe Diurnal Arches of the Northern Parallelsontinually decrease, and the Southern onesincrease in the same Proportion, according> their respective Latitudes:, the North'ole continually descending, and the South'ole ascending above the Horizon, until;he Sun arrives into V?, at which Time allthe Space within the Antarctick Circle isabove the Horizon; while the Space be-tween the Arctick Circle, and its neigh-iouring Pole, is in total Darkness. And we(hall now find all other Circumstances quitereverse to what they were when the Sunwas in T; the Nights now all over theWorld being of the same Length that theDays were of before.

We have now got to the Extremity ofthe Sun’s Declination; and if we followhim through the other half of the Ecliptick,and rectify the Globe accordingly, we {hallfind the Seasons return in their Order, un-til at length we bring the Globe into its firstPosition.

The two foregoing Problems were not,as I know of, published in any Book on thisSubject before; and I have dwelt the longerupon them, because they very well illustratehow the Vicissitudes of Days and Nightsare made over all the World by the Motion

of

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