Geometry. This sublime science teaches the relations of magnitude, and the properties of surfaces. In an extended sense, it is the science of demonstration. It includes the greater part of mathematics, and is generally preferred to logic in teaching the art of reasoning.

Hail. Hail is formed from rain congealed in its descent by the coolness of the atmosphere.

History. History is a narration of past facts and events, relative to all ages and nations. It is the guide of the statesman, and the favourite study of the enlightened scholar. It is, or ought to be, the common school of mankind, equally open and useful to princes and subjects.

Logic. Logic is the art of employing reason efficaciously in inquiries after truth, and in communicating the result to others.

Mechanics. Mechanics teach the nature and laws of motion, the action and force of moving bodies, and the construction and effects of machines and engines.

Medicine. The art of medicine consists

in the knowledge of the disorders to which the human body is subject, and in applying proper remedies to remove or relieve them.

Metaphysics. Metaphysics may be considered as the science of the mind. From the nature of the subjects about which it is employed, it cannot lead to absolute certainty.

Mists. Mists are a collection of vapours, commonly rising from fenny places or rivers, and becoming more visible as the light of the day decreases. When a mist ascends high in the air, it is called a cloud.

Music. Music is the practice of harmony, arising from a combination of melodious sounds in songs, concerts, &c.

Natural History. Natural history includes a description of the forms and instincts of animals, the growth and properties of vegetables and minerals, and whatever else is connected with nature.

Optics. The science of Optics treats of vision, whether performed by the eye, or assisted by instruments. It teaches the construction and use of telescopes, microscopes, &c. &c.

Painting, Painting is one of the fine arts; and by a knowledge of the principles of drawing and the effects of colours, it teaches to represent all sorts of objects. A good painter must possess an original genius.

Pharmacy. Pharmacy is the science of the apothecary. It teaches the choice, preparation, and mixture of medicines.

Philosophy. Philosophy is the study of nature, of mind, and of morals, on the princiCples of reason.

Physics. Physics treat of nature, and explain the phenomena of the material world.

Poetry. Poetry is a speaking picture; representing real or fictitious events by a succession of mental imagery, generally delivered in measured numbers. It at once refines the heart, and elevates the soul.

Rain. Rain is produced from clouds, condensed, or run together by the cold; which, by their own weight, fall in drops of water. When they fall with violence, they are supposed to be impelled by the attraction of electricity.

Rainbow. The rainbow is produced by the refraction and reflection of the sun's beams

from falling drops of rain.

bow may be produced by

An artificial rainmeans of a garden

engine, the water from which must be thrown in a direction contrary to that of the sun.

Religion. Religion is the worship offered to the Supreme Being, in the manner that we conceive to be the most agreeable to his will, in order to procure his blessing in this life, and happiness in a future state.

Sculpture. Sculpture is the art of carving or hewing stone and other hard substances into images.

Snow. Snow is congealed water or clouds; the particles of which freezing, and touching D each other, descend in beautiful flakes.

Surgery. Surgery is that branch of the healing art which consists in manual operations by the help of proper instruments, or in cutting wounds by suitable applications.

Thunder and Lightning. These awful phenomena are occasioned by the power called electricity. Lightning consists of a stream

of the electrical fire, or fluid, passing between the clouds and the earth; and the thunder is nothing more than the explosion, with its echoes. Thunder and lightning bear the same relation to each other as the flash and the report of a cannon; and by the space of time which occurs between them in both cases, their distance from a particular spot may be known, reckoning 1142 feet for every moment.

Tides. The tides are the alternate flux and reflux of the sea, which generally takes place. every six hours. The tides are occasioned by the united attraction exercised by the moon and sun upon the waters.

Versification. Versification is the arranging of words and syllables in such equal order, as to produce that harmony which distinguishes poetry from prose. Verse may be either blank or in rhyme. In blank verse, the last words of the line do not correspond in sound as they do in rhyme.