Popular scientific recreations, tr. and enlarged from 'Les récréations scientifiques'. |
Dentro del libro
Resultados 1-5 de 71
Página 7
... rising to a higher point in the more slender of the two . The evapora- tion of the water caused by the leaves was so active that in a very short time we beheld the water sink to the points C and C. * It is well known that ants , by ...
... rising to a higher point in the more slender of the two . The evapora- tion of the water caused by the leaves was so active that in a very short time we beheld the water sink to the points C and C. * It is well known that ants , by ...
Página 8
... rise to many interesting observations . A SMALL AQUARIUM . 9 thus avoided the cruelty of. Fig . 3. - Aquarium formed by means of a meion glass . Fig . 4 - Cage for preserving living insects . 8 SCIENTIFIC RECREATIONS . ...
... rise to many interesting observations . A SMALL AQUARIUM . 9 thus avoided the cruelty of. Fig . 3. - Aquarium formed by means of a meion glass . Fig . 4 - Cage for preserving living insects . 8 SCIENTIFIC RECREATIONS . ...
Página 19
... rising from the sun , like that which Cassini studied on the 21st May , 1672 , and that which M. Renon * and M. A. ... rise to instructive observations , and become the object of study and research . Thus , in walks and travels alike ...
... rising from the sun , like that which Cassini studied on the 21st May , 1672 , and that which M. Renon * and M. A. ... rise to instructive observations , and become the object of study and research . Thus , in walks and travels alike ...
Página 24
... rise from the bottom of the apparatus , which present a very clear example of the law of ascension of bubbles ; that is to say ( putting out of the question the expansion of the bubbles in their passage upwards ) , it is an inverse ...
... rise from the bottom of the apparatus , which present a very clear example of the law of ascension of bubbles ; that is to say ( putting out of the question the expansion of the bubbles in their passage upwards ) , it is an inverse ...
Página 25
... rise up in the one tube , while in the other the mercury will remain lower than the mercury outside the tubc . ( See Capillarity . ) UU Fig . 17 . Fig . 18 . This force will be fully con- Chemical Attraction is the force by which two ...
... rise up in the one tube , while in the other the mercury will remain lower than the mercury outside the tubc . ( See Capillarity . ) UU Fig . 17 . Fig . 18 . This force will be fully con- Chemical Attraction is the force by which two ...
Términos y frases comunes
acetic acid ammonia angles animals antimony apparatus appear atmosphere attraction axis ball balloon battery body called carbonic acid carpel cause cells centre chemical clouds colour combination compound contains copper crustacea crystals cylinder disc distance earth effect electricity equal experiment feet flowers fluid force give glass globe gravity heat hydrogen illustration fig infusoria instrument iron known lamp Leyden jar light lime liquid machine magnet means mercury metal miles minerals moon motion movement nature needle nitric acid nitrogen object observed obtained oxide oxygen paper particles pass perceived phenomena phosphorus piece pistil plants plate platinum pole portion position possess Praxinoscope pressure produced rays retina rocks rotation round salt seen silver sound specific gravity stamens stars substances sulphate sulphuric acid surface temperature termed tion tube turn vapour vegetable vibrations weight wheel wind wire zinc
Pasajes populares
Página 447 - The squares of the periods of revolution of any two planets are proportional to the cubes of their mean distances from the sun.
Página 311 - There is a place for everything and everything is in its place.
Página 533 - He telleth the number of the stars, and calleth them all by their names.
Página 549 - There rolls the deep where grew the tree; Oh, Earth, what changes hast thou seen ! There, where the long street roars, has been The stillness of the central sea. The hills are shadows, and they flow From form to form, and nothing stands ; They melt like mists, the solid lands — Like clouds, they shape themselves and go...
Página 466 - ... 430 feet ; Mars, a rather large pin's head, on a circle of 654 feet ; Juno, Ceres, Vesta, and Pallas, grains of sand, in orbits of from...
Página 446 - Had in her sober livery all things clad; Silence accompanied, for beast and bird, They to their grassy couch, these to their nests, Were slunk, all but the wakeful nightingale; She all night long her amorous descant* sung; Silence was pleased: now...
Página 492 - Saw the moon rise from the water Rippling, rounding from the water, Saw the flecks and shadows on it, Whispered, "What is that, Nokomis?" And the good Nokomis answered : " Once a warrior, very angry, Seized his grandmother, and threw her Up into the sky at midnight; Right against the moon he threw her ; "Tis her body that you see there." Saw the rainbow in the heaven, In the eastern sky the rainbow, Whispered,
Página 630 - Her silver crescent tipped with sable clouds, Conclude she bodes a tempest on the main, And brews for fields impetuous floods of rain.
Página 593 - Tremble, thou earth, at the presence of the Lord ; at the presence of the God of Jacob ; 8 Who turned the hard rock into a standing water, and the flint-stone into a springing well.
Página 449 - The Axis OF THE EARTH is an imaginary line passing through the centre of it...