Scientific dialogues for ... young people. Revised by J.W. Griffith1855 |
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Scientific Dialogues for ... Young People. Revised by J.W. Griffith Jeremiah Joyce No preview available - 2015 |
Common terms and phrases
angle appear applied atmosphere attraction axis ball body bottom called cause centre circle common consequently contain continually CONVERSATION depend described diameter direction distance divided earth eclipse effect electric equal experiment explain fall feet figure fixed fluid force gained give glass gravity greater half hand heat inches increase kind lead length less lever light machine magnet matter means mechanical mercury miles minute moon motion move nature object observe orbit Papa particles pass piece planets poles position pounds present pressure principle produced proportion quantity QUESTIONS FOR EXAMINATION raised rays reason receiver reflected represent rise round seen side space specific gravity square stand stars substance suppose surface taken tube turn vessel weight whole wire wood
Popular passages
Page 421 - ... as the angle of reflection is always equal to the angle of incidence, the image for any point can be seen only in the reflected ray prolonged.
Page 174 - Venus a pea, on a circle of 284 feet in diameter ; the Earth also a pea, on a circle of 430 feet ; Mars a rather large pin's head, on a circle of 654 feet ; the Asteroids, grains of sand, in orbits of from 1000 to 1200 feet; Jupiter a moderate-sized orange, in a circle nearly half a mile across...
Page 94 - To ask or search I blame thee not, for heaven Is as the book of God before thee set, Wherein to read his wondrous works, and learn His seasons, hours, or days, or months, or years.
Page 359 - The mercury is sustained in the tube by the pressure of the atmosphere on the surface of the fluid in the cup.
Page 390 - This will lead us to the explanation of one of the principal definitions in optics, viz. that the angle of reflection is always equal to the angle of incidence.
Page 242 - He first established the truth, that a body plunged in a fluid loses as much of its weight as is equal to the weight of an equal volume of the fluid!
Page 394 - If you place a candle before a looking-glass, and stand before it, the image of the candle appears behind it ; but if another looking-glass be so placed as to receive the reflected rays of the candle, and you stand before this second glass, the candle will appear behind that ; because the mind imagines...
Page 150 - Its situation with respect to the sun is much like that of the earth ; and by a rotation on its axis it enjoys an agreeable variety of seasons, and of day and night.
Bibliographic information
| Title | Scientific dialogues for ... young people. Revised by J.W. Griffith Bohn's sci. libr |
| Author | Jeremiah Joyce |
| Editors | John William Griffith, William Pinnock |
| Published | 1855 |
| Original from | Oxford University |
| Digitized | 12 May 2006 |
| Export Citation | BiBTeX EndNote RefMan |