The Popular Educator, Volume 6John Cassell, 1855 |
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Page 425
... copper tube ( fig . 346 ) , we know that a luminous pencil Fig . 346 . transmits only a single polarised ray in the direction of its axis . To form it , take a parallelopiped of Iceland spar about an inch and a half to two inches and a ...
... copper tube ( fig . 346 ) , we know that a luminous pencil Fig . 346 . transmits only a single polarised ray in the direction of its axis . To form it , take a parallelopiped of Iceland spar about an inch and a half to two inches and a ...
Page 427
... copper channel 9 , fastened to a support r , is a tube about eight inches long , containing the liquid on which we wish to experiment . This tube bod of bar ! vie s is plated internally and terminated at the ends by two parallel like ...
... copper channel 9 , fastened to a support r , is a tube about eight inches long , containing the liquid on which we wish to experiment . This tube bod of bar ! vie s is plated internally and terminated at the ends by two parallel like ...
Page 442
... Copper is sometimes magnetic , sometimes diamagnetic , which probably depends on the degree of its purity . Mr. Faraday , in 1847 , noticed that powerful magnets had a strong repelling influence upon flames , which he attributed to a ...
... Copper is sometimes magnetic , sometimes diamagnetic , which probably depends on the degree of its purity . Mr. Faraday , in 1847 , noticed that powerful magnets had a strong repelling influence upon flames , which he attributed to a ...
Page 457
... copper , is composed first of a hori- zontal circle m , graduated , and supported by three screws , fig . 370. Above this circle is a plate A , moveable about a vertical Fig . 370 . axis , and supporting by means of two columns a second ...
... copper , is composed first of a hori- zontal circle m , graduated , and supported by three screws , fig . 370. Above this circle is a plate A , moveable about a vertical Fig . 370 . axis , and supporting by means of two columns a second ...
Page 459
... copper or any other non - magnetic metal . Turn the glass tube , and with it the pieces B and D in such a way that this needle may stop at the zero point of the lower dial- plate . The magnetised needle not being yet inserted , remove ...
... copper or any other non - magnetic metal . Turn the glass tube , and with it the pieces B and D in such a way that this needle may stop at the zero point of the lower dial- plate . The magnetised needle not being yet inserted , remove ...
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Common terms and phrases
action adjective adverbs angle battery called CASSELL'S LESSONS cent coal Compound Tenses Conjugation contar copper cylinder dative decimal denote DICTIONARY diphthong divided E. A. ANDREWS electricity electrised English word equal equation expressed fluid French galvanometer genitive Gerund given glass Greek hallado IMPERATIVE MOOD Imperfect Indeterminate Preterite INDICATIVE MOOD INFINITIVE MOOD Latin letters Leyden jar libros magnetic magnetised means metallic mind moral muger Multiply nature neat cloth needle negative noun object Old Red Sandstone paper covers Past Gerund Past Participle person pile plate plural polarisation pole positive preposition Present Gerund Preterite Prob produced pronoun Pronunciation proportion quantity ratio Reduce rendered root Sandstone Simple Tenses sine sound Spanish square SUBJUNCTIVE MOOD syllable teacher tentar term thing thou tion triangle verb vowel wire zinc δε εν επι εστι εστιν και οἱ ου
Popular passages
Page 684 - No more the woodman's ballad shall prevail ; No more the smith his dusky brow shall clear, Relax his ponderous strength, and lean to hear...
Page 700 - Toll for the brave ! Brave Kempenfelt is gone ; His last sea-fight is fought ; His work of glory done. It was not in the battle ; No tempest gave the shock ; She sprang no fatal leak ; She ran upon no rock.
Page 684 - Yes ! let the rich deride, the proud disdain These simple blessings of the lowly train ; To me more dear, congenial to my heart, One native charm, than all the gloss of art...
Page 405 - This is that which I think great readers are apt to be mistaken in. Those who have read of everything are thought to understand everything too; but it is not always so. Reading furnishes the mind only with materials of knowledge; it is thinking makes what we read ours.
Page 684 - Where once the sign-post caught the passing eye, Low lies that house where nut-brown draughts inspired, Where grey-beard mirth and smiling toil retired, Where village statesmen talk'd with looks profound, And news much older than their ale went round. Imagination fondly stoops to trace The parlour splendours of that festive place...
Page 684 - Ye friends to truth, ye statesmen who survey The rich man's joys increase, the poor's decay, 'Tis yours to judge, how wide the limits stand Between a splendid and a happy land.
Page 699 - Shoots into port at some well-havened isle, Where spices breathe, and brighter seasons smile, There sits quiescent on the floods, that show Her beauteous form reflected clear below, While airs impregnated with incense play Around her, fanning light her streamers gay; — So thou, with sails how swift! hast reached the shore " Where tempests never beat nor billows roar," And thy loved consort on the dangerous tide Of life long since has anchored by thy side.
Page 670 - The style of an author should be the image of his mind, but the choice and command of language is the fruit of exercise. Many experiments were made before I could hit the middle tone between a dull chronicle and a rhetorical declamation : three times did I compose the first chapter, and twice the second and third, before I was EDWAHD GIBBON tolerably satisfied with their effect.
Page 700 - Slaves cannot breathe in England ; if their lungs Receive our air, that moment they are free, They touch our country, and their shackles fall.
Page 700 - No powder'd pert proficient in the art Of sounding an alarm, assaults these doors Till the street rings. No stationary steeds Cough their own knell, while, heedless of the sound, The silent circle fan themselves and quake. But here the needle plies its busy task, The pattern grows, the well-depicted...