The Popular Educator, 第 3~4 巻、第 13 巻Cassell, 1867 |
この書籍内から
検索結果6-10 / 84
45 ページ
... metal is presented to it , the metal becomes a sulphide , and the hydrogen of the gas with the oxygen forms water , thus : - CuO + H , S CuS + H2O . From the variety of colours which sulphides exhibit , and their behaviour under certain ...
... metal is presented to it , the metal becomes a sulphide , and the hydrogen of the gas with the oxygen forms water , thus : - CuO + H , S CuS + H2O . From the variety of colours which sulphides exhibit , and their behaviour under certain ...
52 ページ
... metal , composed of copper and zinc , its specific gravity varies slightly according to the proportion in which they are mixed , the drawing of it into wire also makes a difference , as the particles are forced different distances apart ...
... metal , composed of copper and zinc , its specific gravity varies slightly according to the proportion in which they are mixed , the drawing of it into wire also makes a difference , as the particles are forced different distances apart ...
53 ページ
... metal instead of glass , and the lower bulb is replaced by a small tray , E F , The instrument is first carefully weighed in air ; this weight being constant , should be marked on it . The weight which must be placed on C D to sink the ...
... metal instead of glass , and the lower bulb is replaced by a small tray , E F , The instrument is first carefully weighed in air ; this weight being constant , should be marked on it . The weight which must be placed on C D to sink the ...
54 ページ
... metal weighed 15 ounces in air and 13:08 ounces in water . It was then attached to a piece of wood , and the two together weighed 18-3 ounces in air and 11:46 in water . Required the specific gravity of the wood . 7. 48 pounds of copper ...
... metal weighed 15 ounces in air and 13:08 ounces in water . It was then attached to a piece of wood , and the two together weighed 18-3 ounces in air and 11:46 in water . Required the specific gravity of the wood . 7. 48 pounds of copper ...
80 ページ
... metal and the phosphorus forming a phosphite ( H , PO ) . Phosphoric Chloride ( PCI , ) is produced by a further action of chlorine on phosphorus chloride . With bromine two similar compounds are formed ; with iodine the beautiful ...
... metal and the phosphorus forming a phosphite ( H , PO ) . Phosphoric Chloride ( PCI , ) is produced by a further action of chlorine on phosphorus chloride . With bromine two similar compounds are formed ; with iodine the beautiful ...
多く使われている語句
acid angle animal Asia avait Avez-vous become body called Calyx Cape carbonate cent centre church colour compound consonant Cotton crustaceans dair deponent verbs deposited dicotyledonous diphthongs Divide divisor draw English equal example EXERCISES IN LESSONS fait feet Fodora fraction France French frère give Greek habe heat hence heures honour hydrochloric acid inches insects iron Italian KEY TO EXERCISES language Latin least common multiple letters liquid London and Westminster means metal miles Monsieur Mountains multiplied nitric acid oont ouss ovary ovules oxide pass père petals position pounds pressure produced pronounced pupil qu'il quantity quotient Russia salt side sœur sound specific gravity stamens sulphur sulphuric acid surface syllable term tion tube vanishing point verb vessel voulez-vous vowels weight Westminster Bank wheel words writing εστι εστιν ον
人気のある引用
83 ページ - Staat eine Maschine sein muß, die nur der Gedanke Eines regiert; welche größere Glückseligkeit könnte es gewähren , in dieser Maschine als ein gedankenloses Glied mitzudienen? Oder vielleicht gar wider...
46 ページ - Minna, daß die Thierchen nichts finden können; nun sind sie arm. Darum füttere ich sie, so wie die reichen Menschen die armen unterstützen und ernähren. Da sagte der Vater: Aber du kannst sie doch nicht alle versorgen!
245 ページ - Das war ein Fest« für unfern Ernst, der nichts lieber, als Obst aß. „Die schöne Zeit," sagte sein Vater, „wird bald vorüben sein; der Winter ist schon vor der Thür, um den Herbst zu vertreiben.
16 ページ - Gebüsche sich belaubten, da öffnete der Landmann sein Fenster, und der kleine Gast entfloh in das nahe Wäldchen, und bauete sein Nest und sang sein fröhliches Liebchen.
70 ページ - Mägdlein weinete noch lauter, als es das neue Vögelchen sah. Da wunderte sich die Mutter sehr, und sprach: Mein liebes Kind, warum weinest du noch, und bist so sehr betrübt? Deine Thränen werden das gestorbene Vögelchen nicht in das Leben rufen, und hier hast du ja ein anderes, das nicht schlechter ist, denn jenes!