The Popular Educator, Τόμος 4John Cassell, 1854 |
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Σελίδα 31
... surface of the earth . The principles and the facts which have been thus briefly intimated , you must now apply not only to the superficial covering of the globe , but also to the struc- ture of the crust of the earth , as formed at ...
... surface of the earth . The principles and the facts which have been thus briefly intimated , you must now apply not only to the superficial covering of the globe , but also to the struc- ture of the crust of the earth , as formed at ...
Σελίδα 45
... surface of the globe the attraction of the earth is directed towards its centre . The depression of the earth at the poles , the difference in density between the masses of matter of which it is composed , and the inequalities of its ...
... surface of the globe the attraction of the earth is directed towards its centre . The depression of the earth at the poles , the difference in density between the masses of matter of which it is composed , and the inequalities of its ...
Σελίδα 61
... surface , at the same place . This law is proved by the following experiment , called the guinca and feather expe- riment . Take a tube of glass of about two yards in length , and a convenient diameter , fig . 11 , closed at one of its ...
... surface , at the same place . This law is proved by the following experiment , called the guinca and feather expe- riment . Take a tube of glass of about two yards in length , and a convenient diameter , fig . 11 , closed at one of its ...
Σελίδα 63
... surface two kinds of equidistant lines , the one in planes perpendicular to the axis of the cylinder , and the other vertical . The cast - iron piece , or monkey , м , guided in its descent by two straight iron wires , F and G , firmly ...
... surface two kinds of equidistant lines , the one in planes perpendicular to the axis of the cylinder , and the other vertical . The cast - iron piece , or monkey , м , guided in its descent by two straight iron wires , F and G , firmly ...
Σελίδα 73
... surface . When this earth is dry , it has all the appearance of pure mag- nesia ; but when it is examined by the microscope , it is seen to be formed entirely of an elegant species of infusorial shells called Campilodisca . In North ...
... surface . When this earth is dry , it has all the appearance of pure mag- nesia ; but when it is examined by the microscope , it is seen to be formed entirely of an elegant species of infusorial shells called Campilodisca . In North ...
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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