The British Encyclopedia: Or, Dictionary of Arts and Sciences. Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Volume 1Longman, Hurst, Rees, and Orme, 1809 - Natural history |
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... tube must be in- clined , in the same manner as if the light , instead of coming in its actual direction , had also a transverse motion in a direction con- trary to that of the tube . The axis of a telescope , or even of the eye , may ...
... tube must be in- clined , in the same manner as if the light , instead of coming in its actual direction , had also a transverse motion in a direction con- trary to that of the tube . The axis of a telescope , or even of the eye , may ...
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... tube , BD the axis , and B the mouth- piece for conveying the voice to the tube . Then it is evident when a person speaks at B in the trumpet , the whole force of his voice is spent upon the air contained in the tube , which will be ...
... tube , BD the axis , and B the mouth- piece for conveying the voice to the tube . Then it is evident when a person speaks at B in the trumpet , the whole force of his voice is spent upon the air contained in the tube , which will be ...
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... tube , which impel the particles of air forward , and thus increase their velocity . An umbrella , held in a proper position over the head , may serve to collect the force of a distant sound by reflection , in the manner of a hearing ...
... tube , which impel the particles of air forward , and thus increase their velocity . An umbrella , held in a proper position over the head , may serve to collect the force of a distant sound by reflection , in the manner of a hearing ...
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... tube , and will be distinctly heard by any one who shall place his ear to the mouth of the other . The end of the tube which is next the ear of the one head should be considerably larger than that end which If comes to the mouth of the ...
... tube , and will be distinctly heard by any one who shall place his ear to the mouth of the other . The end of the tube which is next the ear of the one head should be considerably larger than that end which If comes to the mouth of the ...
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... tube fitted to the mouth of a pipe through which a fountain plays . See Hy- DRAULICS . ADJUTANT , in the military art , an of- fieer whose business it is to assist the major , and therefore sometimes called the aid major . ADJUTANT ...
... tube fitted to the mouth of a pipe through which a fountain plays . See Hy- DRAULICS . ADJUTANT , in the military art , an of- fieer whose business it is to assist the major , and therefore sometimes called the aid major . ADJUTANT ...
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acid alumina ammonia anatomy ancient angle animal aphides appear arch architrave artery astronomy bees benzoic acid bill bird-lime birds blood body bones botany branches called calyx cartilage cavity chyle class and order class of plants colour columns common consists contained cornice corolla covered cupel cymatium diameter distance divided earth entablature equal equation feet figure flowers fluid four genus head heat height hive inches insects Ionic order kind land leaves length less manner membrane ment mercury Monogynia class moon motion multiplied muscles native natural nerves nitric acid oblong observed orbit papillæ pass person petals pilasters potash produce proportion quantity right ascension Roman root round roundish seeds shew side soil sometimes species specific gravity square stars substance surface tained term tion tree tube upper vegetable vessels whole