Introductory Course of Natural Philosophy for the Use of Schools and Academies |
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acid action angle angle of incidence apparatus atmosphere attraction axis ball barometer battery becomes body boiling called camera obscura carbonic acid catgut causes centrifugal force colors compressed concave concave lenses condenser conductor consists convex convex lens copper cord cylinder density Describe direction distance earth effect elastic electricity electrified electrometer equal equilibrium example expansion experiment Explain falls flow fluid force galvanometer gases glass heat Hence hygrometer Illustrate inch inclined plane instrument iron lens lenses lever Leyden jar light liquid machine magnet Manometer mercury metal mirror motion needle object particles passes pendulum pipe piston placed plane plate poles position pressure principal focus principle pulley quantity radiation rays reflected reflector refraction resistance shown in Fig solid sound specific gravity steam sulphuric acid surface telescope temperature tension theory thermometer tion transmitted tricity tube valve vapor velocity vessel vibrations weight wheel whilst wire zinc