Conversations on Natural Philosophy: In which the Elements of that Science are Familiarly Explained, and Adapted to the Comprehension of Young Pupils |
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angle appear astronomy atmosphere attraction axis ball body called Caroline cause centre of gravity circle cohesion colours consequently consider consists contained continue course dark described diminished direction distance draw earth eclipse effect Emily equal equator experiment explain fall figure fixed fluid focus force geometry give glass globe gravity greater heat idea illustrate increased kind length lens less lever light liquids matter means meet mirror moon motion move nature night object obliquely observe opposite orbit parallel particles passes perpendicular planets plate poles pressure proceed produced properties proportion pump quantity raise rays rays of light reason receiver reflected refraction represents resistance retina rise round seen shadow side situated solid sound space spring stars sun's suppose surface tides tion true understand velocity vibrations weight whole wind
Popular passages
Page 89 - 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...
Page 2 - District Clerk's Office. BE IT REMEMBERED, that on the tenth day of August, AD 1829, in the fifty-fourth year of the Independence of the United States of America, JP Dabney, of the said district, has deposited in this office the title of a book, the right whereof he claims as author, in the words following, to wit...
Page 101 - evidence of things not seen," in the fulness of Divine grace ; and was profound on this, the greatest concern of human life, while unable even to comprehend how the " inclination of the earth's axis to the plane of its orbit" could be the cause of the change of the seasons.
Page 89 - Now came still evening on, and twilight gray 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...
Page 89 - By shorter flight to the east, had left him there Arraying with reflected purple arid gold The clouds that on his western throne attend. -^Now came still evening. on, and twilight gray Had in her sober livery all things clad ; Silence accompanied; for beast and bird, They to their grassy couch, these to their nests I Were slunk, all but the wakeful nightingale...
Page 137 - The lateral pressure is the result therefore of the pressure downwards, or the weight of the liquid above ; and consequently the lower the orifice is made in the vessel, the greater will be the velocity of the water rushing out of it.
Page 70 - You will see by this figure (fig. 9.) that it is composed of two parts, the screw and the nut. The screw S is a cylinder, with a spiral protuberance coiled round it, called the thread: the nut N is perforated to contain the screw; and the inside of the nut has a spiral groove, made to fit the spiral thread of the screw.
Page 87 - ... show that heat is produced by the sun's rays only when they act on a calorific medium: they are the cause of the production of heat, by uniting with the matter of fire which is contained in the substances that are heated...
Page 140 - A piece of lead, let us say a cubic inch, for instance, would have less specific gravity in summer than in winter; for it would be more dense in the latter season. CAROLINE. • But, Mrs. B., if you compare the weight of equal quantities of different bodies, they will all be alike. You know the old saying, that a pound of feathers is as heavy as a pound of lead ! MRS.
Page 215 - ... appear colourless or white. Sir Isaac Newton, to whom we are indebted for the most important discoveries respecting light and colours, was the first who divided a white ray of light, and found it to consist of an assemblage of coloured rays, which formed an image upon the wall, such as is exhibited, in which are displayed the following series of colours — red, orange, yellow, green, blue, indigo, and violet.
Bibliographic information
| Title | Conversations on Natural Philosophy: In which the Elements of that Science are Familiarly Explained, and Adapted to the Comprehension of Young Pupils |
| Authors | Mrs. Marcet (Jane Haldimand), John Lauris Blake |
| Illustrated by | Abel Bowen |
| Edition | 8 |
| Publisher | Lincoln & Edmands, 1826 |
| Original from | Harvard University |
| Digitized | 2 Mar 2007 |
| Length | 252 pages |
| Export Citation | BiBTeX EndNote RefMan |