fpherical

Thefe different appearances of the Moon, which we call lier phafes, are fuf - ficient to demonftrate, that fhe fhines not by any light or her own: for, otherwifc, as her form is fpherical, we fhould always behold her, like the Sun, with a full orb.

The general gazetteer, or, Compendious geographical dictionary [microform] : containing a description of the empires, kingdoms, states, provinces, cities, towns, forts, seas, harbours, rivers, lakes, mountains, capes, &c. in the known world : with the government, customs, manners, and religion of the inhabitants; the extent, boundaries, and natural productions of each country, the trade, manufactures, and curiosities of the cities and towns; their longitude, latitude, bearings and distances in English miles from remarkable places; and the various events by which they have been distinguished : including an account of the counties, cities, boroughs, market-towns, and principal villages, in Great Britain and Ireland 1797

B - tion yGoosIe io CRITICAL OBSERVATIONS tion of the degrees of longitude is calculated 'from the table at the end of the Supplements to the Aftronomy of M. de la Lande'; for the difference between this hypo - thefis and. that of the fpherical figure of the earth is al - moft infenfible. on the fcale that I have chofen.

Maps, Plans, Views and Coins, Illustrative of the Travels of Anacharsis the ... Jean-Jacques Barthélemy, Jean Denis Barbié du Bocage 1791

The grana were of various lizcs, from an eighth to a quarter of wn inch in diame - ter, perfeftly fpherical, and covered with a white powder, which heing rubhed ofF, the furface appeared red, fmootli, and polillied.

A journey through Spain in the years 1786 and 1787; 1791

Our next bufinefs is to find the length of the track defcribed by the momentary pole (P), upon the fpherical furface; and_ the velocity of the pole in that track.

Philosophical transactions 1785

We have ftill to inveiligate the track of the momentary pole in the immoveable concave Ipherical 'furface, which we muft conceive to furround our moveable convex fpherical fur - face, fuppofing the center of both thofe furfaces to coincide with the centers of gravity of our parallelopipedon: which central point is always in this difquifition fuppofed at reft.

Philosophical transactions 1785

If two unequal fpherical bodies, moving in oppofite dire£lions, meet and after impa6l be quiefcent, their moments muft be equal; but their quantities of matter are always found to be in - verfely as their velocities ..

A System of Mechanics: Being the Substance of Lectures Upon that Branch of ... 1785

Prefixed to thefe tables are feveral books oti their conftrudion aiid vfe in pl«ie and fpherical trigonoinetryy &c.

Mathematical Tables: Containing Common, Hyperbolic, and Logistic Logarithms ... 1785

If a fpherical ball of ivory A be prefled agalnft an - other B, whofe furfsce is frefli painted vndi any, colour, it will receive a fmall point of diat ooiout upon its furface; but if. jt impinge upon B with any vdocity, the breadth of the fpot will

A System of Mechanics: Being the Substance of Lectures Upon that Branch of ... 1785

That Figure would not be eafily imitated by Art, as it is neither plain nor fpherical; Nature takes a perfect Method in all her Operations: Art can only imitate by Approximation, but a plain Glafs will anfwer our prefent and particular Defign.

The Young Gentleman and Lady's Philosophy: In a Continued Survey of the Works of Nature and Art ... 1781

If the Earth were a perfect Plane, you might go ever fo far North or South, without obferving any Alteration in the Height of the Polar Star above the Horizon; — but if the Surface of the Earth be of a fpherical Form, you move in the Arch of a Circle, and, as you move, your Horizon will move through an equal Arch in the Heavens. —

The Young Gentleman and Lady's Philosophy: In a Continued Survey of the Works of Nature and Art ... 1781