The Popular Educator, Τόμος 4John Cassell, 1854 |
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Σελίδα 38
... glass tubes . By this arrangement not only does a flexible joint result , but the bent glass tube admits of being removed and another placed in its stead ; for , as a general rule , the same tube should not be used for testing ...
... glass tubes . By this arrangement not only does a flexible joint result , but the bent glass tube admits of being removed and another placed in its stead ; for , as a general rule , the same tube should not be used for testing ...
Σελίδα 54
... glass . The candle , there- fore , being placed in the lanthorn thus wonderfully constructed , as we have said , of wood and horn , was both protected from the wind and shone during the night as luminously without as within . " This is ...
... glass . The candle , there- fore , being placed in the lanthorn thus wonderfully constructed , as we have said , of wood and horn , was both protected from the wind and shone during the night as luminously without as within . " This is ...
Σελίδα 60
... glass may be easily had under the name of tube glass , and that it may be purchased at Mr. Gibbon's glass and bottle warehouse , Jerusalem - passage , Clerkenwell , where spirit - lamps and other chemical apparatus may also be had . A ...
... glass may be easily had under the name of tube glass , and that it may be purchased at Mr. Gibbon's glass and bottle warehouse , Jerusalem - passage , Clerkenwell , where spirit - lamps and other chemical apparatus may also be had . A ...
Σελίδα 61
... glass case , in which. ON PHYSICS OR NATURAL PHILOSOPHY . No. V. LAWS OF FALLING BODIES , INTENSITY OF GRAVITY , & c . Falling Bodies . - The three laws of Falling Bodies are the following , which are only strictly accurate when the ...
... glass case , in which. ON PHYSICS OR NATURAL PHILOSOPHY . No. V. LAWS OF FALLING BODIES , INTENSITY OF GRAVITY , & c . Falling Bodies . - The three laws of Falling Bodies are the following , which are only strictly accurate when the ...
Σελίδα 62
having on the top a glass case , in which is placed a brass pulley | the weight m to fall by itself , now puts in motion this weight , fig . 13. Over this pulleypasses a silken thread , so fine that its weight need not be taken into ...
having on the top a glass case , in which is placed a brass pulley | the weight m to fall by itself , now puts in motion this weight , fig . 13. Over this pulleypasses a silken thread , so fine that its weight need not be taken into ...
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acid adjectives adverbs ammonia antimony aorist apparatus arsenic atmosphere barometer body bottle called Cash Account CASSELL'S compound contains Cotton Account dative denotes density direction employed English equal example exercise exterior angle Florence flask force fraction French genitive given glass grave accent gravity greater Greek hence hydrogen inches Italian language Latin latter LESSONS liquid London and Westminster manganese marked means mercury metal motion nitric acid noun object orifice oxygen pá-dre participle particles Perfect Tense piston Pluperfect Tense plural precipitate preposition present pressure pronounced quantity qué-sto remark right angles rocks scale sentence side solution sound straight line student sulphur sulphuret surface syllable Tense thou tion triangle tube ú-na University of Pavia velocity verb vessel vowel weight werde Westminster Bank words würde zinc ας δε εν εστιν ης Οἱ ον ου