First Lessons on Natural Philosophy for Children, Parte 2Belknap and Hamersley, 1839 |
Otras ediciones - Ver todo
Términos y frases comunes
accelerated motion arrow attraction of gravitation ball move balloon barometer bellows black body blow boiling springs bowl bucket called capillary tubes circular motion clock compound motion conductor of sound cork draw earth echo elastic EOLIAN fall fastened feet fill fish fluids friction fulcrum goes ground hard bodies heavy hill hole inclined plane keep lake Lake Geneva LESSON lever machines MARCO PAULO mean mechanical power mention mercury miles Mount Lebanon mountains moving power NATURAL PHILOSOPHY natural power paper particles piston prism pulley pump rain raise rays of light reflect refracted Retarded motion river rock rolling friction screw seven colors side sink slower and slower solid bodies sometimes SPECIFIC GRAVITY spirit level sponge springs steam stone stop strength sucker sugar tell throw turn valley vapor water rise weather wedge weight wheel and axle whirlwind wind wood
Pasajes populares
Página 71 - And Samson took hold of the two middle pillars upon which the house stood, and on which it was borne up, of the one with his right hand, and of the other with his left. And Samson said, Let me die with the Philistines.
Página 71 - And Samson called unto the LORD, and said, O Lord GOD, remember me, I pray thee, and strengthen me, I pray thee, only this once, O God, that I may be at once avenged of the Philistines for my two eyes.
Página 132 - in a southern latitude. The sun had just set with a placid appearance, closing a beautiful afternoon, and the usual mirth of the evening watch proceeded, when the captain's orders came to prepare with all haste for a storm. The barometer had begun to fall with appalling rapidity. As yet, the oldest sailors had not perceived even a threatening in the sky, and were surprised at the extent and hurry of the preparations ; but the required measures were not completed, when a more awful hurricane burst...
Página 133 - In that awful night, but for the little tube of mercury which had given the warning, neither the strength of the noble ship, nor the skill and energies of the commander, could have saved one man to tell the tale.
Página 71 - Now the house was full of men and women; and all the lords of the Philistines were there; and there were upon the roof about three thousand men and women, that beheld while Samson made sport.
Página 132 - But before every thing was quite ready, a hurricane came on them, more dreadful than the oldest of the sailors had ever known. Nothing could resist its power. The sails were torn to tatters, the masts injured, and at one time, the whole rigging was near being destroyed. So loudly, for a few hours, did the hurricane roar above, the waves around, and the dreadful thunder peal, that no human voice could be heard ; even the speaking trumpet sounded in vain. On that awful night, if it had not been for...
Página 176 - Connecticut Observer. This little volume is an admirable counterpart to the first that •was published, and which exhibited the tact of the writer for addressing youthful minds on subjects of this nature. It shows how such a subject can be made interesting to those who,, in the...
Página 84 - When it begins to rain hard, three of these cavities spout up water to the height of twelve or eighteen feet. If the rain continues, and it thunders, the water will bubble out of the holes through which it had run, and the whole lake will fill again in a single day. Sometimes not only fish, but live ducks, with grass and fish in their stomachs, willh come up with the water out of the holes.
Página 9 - It would flow on the table, or down from it on the floor. What do you mean by a fluid ? Something that flows, and will not keep its place, unless it is confined in a vessel. Do all fluids flow like water ? Not all; there are some fluids that are different from water or oil. Then how many kinds of bodies are there ? Two. What are their names ? Solids and Fluids.
Página 8 - ... bodies. Are cork and sponge solid bodies ? They are. But they are soft bodies — are soft bodies solids ? They are. You said hard bodies are solids, how then can soft bodies be solids ? Every body that is not fluid is solid, What bodies are fluids ? Water, milk, and oil are called fluids. How do you know that cork and sponge and other soft bodies are not fluids...