Comentarios de la gente - Escribir un comentario
No encontramos ningún comentario en los lugares habituales.
Otras ediciones - Ver todas
according acid animal appears barometer becomes beds body Calm cause chalk character circumstances clear Cloudy colour combined common compound consequence considerable considered consists contains continued covered crystals described direction Ditto earth effect employed equal examined experiments fact feet fine four give given glass greater heat height hydrogen inches iron kind less light manner matter mean memoir metallic method mineral months Morn mountains nature nearly night Noon object observations obtained occurred oxide oxygen particular pass plants portion present principle produced properties proportion quantity rain remains remarkable respect result salt separate side situation snow Society solution species strata substance supposed surface taken temperature Thick tion vegetable weather whole wind
Página 204 - ... these primitive particles, being solids, are incomparably harder than any porous bodies compounded of them, even so very hard as never to wear or break in pieces : no ordinary power being able to divide what God himself made one in the first creation.
Página 205 - ... the nature of things depending on them would be changed. Water and earth, composed of old worn particles and fragments of particles, would not be of the same nature and texture now, with water and earth composed of entire particles in the beginning. And therefore, that nature may be lasting, the changes of corporeal things are to be placed only in the various separations and new associations and motions of these permanent particles...
Página 204 - All these things being considered, it seems probable to me that God in the beginning formed matter in solid, massy, hard, impenetrable, moveable particles, of such sizes and figures, and with such other properties and in such proportion to space as most conduced to the end for which he formed them...
Página 179 - The same difference that we observe on the two aides of the Atlantic exists on the two sides of the Pacific, In the north of China, the extremes of the seasons are much more felt than in the same latitudes in New California, and at the mouth of the Columbia. On the eastern side of North America, we...
Página 388 - ... a quarter of an inch in length ; among them the Cancer fulgens was conspicuous. In another species (when put into the microscope by candle light), the luminous property was observed to be in the brain, which, when the animal was at rest, resembled a most brilliant amethyst about the size of a large pin's head, and from which, when it moved, darted flashes of a brilliant silvery light.
Página 464 - ... invisible. These animals are of a great variety of shapes and sizes, and in such prodigious numbers, that, in a short time, the whole surface of the rock appears to be alive and in motion. The most common...
Página 464 - ... which are moved about with a rapid motion in all directions, probably to catch food. Others are so sluggish, that they may be mistaken for pieces of the rock ; and are generally of a dark colour, and from four to five inches long, and two or three round.
Página 70 - ... may be completely restored by the use of hot water. For this purpose, place the flowers in scalding water, deep enough to cover about one-third of the length of the stem ; by the time the water has become cold, the flowers will have become erect and fresh : then cut off the end of the stems, and put them into cold water.
Página 463 - Some days ago the sea had a colour as of blood. Some of us supposed it to be owing to the whales, which at this time approach the coasts in order to bring forth their young. It is, however, a phenomenon which is generally known, has often been described, and is owing to myriads of animalcula.