Library of Useful Knowledge: Natural philosophy, Volume 1Baldwin and Cradock, 1829 - Physics |
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Acid angle angle of incidence apophyllite atmosphere axes axis axle blue body boiling bottom caloric colours column condensed convex convex lens crown glass crystals cylinder degree diameter direction distance Ditto double refraction effect elastic equal experiments Fahrenheit feet flint glass fluid force friction glass greater green heat Hence increased index of refraction length lens lever light liquid machine mercury metal mother of pearl motion move Muriate Nitric Acid observed parallel particles pass perpendicular pipe piston placed plane plate polarised portion pounds pressure prism produced proportion pump quantity quicksilver raised rays reflected reflexion refracted ray resistance retina rings rise rope round scale screw side solid space specific gravity spectrum square inch steam substance suppose surface temperature thermometer thickness tint tion tube valve vapour velocity vessel violet weight wheel yellow