Moulton, Forest Ray, 1872-1952 · New York, The Macmillan company · leaf 114
tars is due entirely to its rotation and not at all to themotions of the stars around it. 44. Consequences of the Earths Rotation. — An itripor-tant consequence of the earths rotation is the direction ofair currents atconsiderable dis-tances from theequator in bothnorthern andsouthern lati-tudes.… … — /y. X7 /!■ ^ 1 / / ^ 7 / -^ t JSi- Fig. 29. — The deviation of air currents. 86 AN INTRODUCTION TO ASTRONOMY [ch. hi, 44 interval of time. Suppose that in this interval of time themeridian OQ rotates to the position OQ. Hence the massof air under consideration actually had the velocities OA and00…
Astronomy
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![An illustration from Cosmographia Francisci Mavrolyci Messanensis Sicvli : in tres dialogos distincta, in quibus de forma, situ numerʹoq[ue] tam coelorum q[uam] elementorum, alijsq[ue] rebus ad astronomica rudimenta spectantibus satis disseritur (1543)](https://img.insideoutlibrary.com/img/200/ia-cosmographiafran00maur-128-0.webp)
