The Penny Cyclopædia of the Society for the Diffusion of Useful Knowledge Volume 6
Description:... This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1836 edition. Excerpt: ...the actions f t" glass at C and D. In consequence of the minuteness of the tubes which w required to produce sensible effects, very few can irtuslt make experiments on this subject for their own instrneo But a lump of white sugar or a fine sponge, either of b is a collection of minute tubes, held with tbe lower eol slightly immersed, will immediately cause an ascent of ttJ fluid. The elevation of the fluid being always accomptniM" convexity, and the depression by concavity, a Um of Won prevails in philosophical treatises which is excessitelj-barrassing to the learner. It is said the concavitr on1 the elevation, and the convexity the depression. It U t---that when two phenomena always appear together. 5 one being given tho other may be found, either B) v treated mathematically as the cause of the other. 9t it" doctrine of mathematical causes ATTaAcnoitl w" venient to all but mathematicians, when, at in tot pro"; case, there is a physical agent of a different kind ' present. With a warning, however, as to the use word eatue thus introduced, the inconvenience may be diminished or altogether destroyed. CAPILLARY VESSELS, so called from their hair-like minuteness. The blood-vessels of the body consist of arteries and veins, the arteries carrying blood from the heart, and the veins returning it to the heart. It has been shown artery that the arterial system is arborescent, that is, that the branches which spring from the aorta successively increase in number and diminish in size as they proceed from the heart towards their ultimate terminations in the system. These ultimate terminations of the arteries, together with the first origins of the veins, constitute a peculiar system of...
Show description