Natural philosophy, tr. and ed. from Cours élémentaire de physique by E. Atkinson1881 |
Frases i termes més freqüents
acid action apparatus atmosphere atmospheric pressure attraction axis barometer battery body bulb called camera obscura carbon carbonic acid centre of gravity coil colour concave condensed conductor consists convex lens copper Crown 8vo cylinder density diameter direction disc distance earth effects elastic force electricity electrified electroscope equal equilibrium expansion experiment feet fixed focus galvanometer gases glass greater heat Hence horizontal hydrometer immersed inches increase instrument insulated iron layer lens lenses lever Leyden jar light liquid luminous machine magnet magnetised means mercury metal millimetres mirror molecules motion needle nonconductors number of vibrations object observed oscillations passes pendulum piston placed plane plate pole position pressure principle produced quantity rays reflected refraction represented in fig rises seen sinks solid sound specific gravity steam substances surface temperature thermometer traversed tricity tube velocity vertical vessel vols voltaic voltaic pile volume weight wire zinc
Passatges populars
Pàgina 93 - Hence, subtracting 510 from 585, the difference 75 represents the weight of the displaced water — that is, the weight of a volume of water equal to that of the iron.
Pàgina 48 - Galileo's suppositions that small vibrations of the pendulum are isochronous, and that the space traversed by a falling body is proportional to the square of the time it has been falling.
Pàgina 609 - Historical and Critical Commentary on the Old Testament; with a New Translation.
Pàgina 296 - ... if the total quantity of heat which the earth receives from the sun in the course of a year were uniformly distributed over all...
Pàgina 122 - Law. — The temperature remaining the same, the volume of a given quantity of gas varies inversely as the pressure.
Pàgina 85 - The cube, therefore, is urged upwards by a force equal to the difference between these two pressures, which latter is manifestly equal to the weight of a column of water having the same base and the same height as this cube.
Pàgina 208 - ABC, which they make with a straight line, BC, perpendicular to this surface. In like manner the angle CBD, which the reflected rays make with the same straight line, is called the angle of reflection. The reflection of heat is always subject to the law, that the angle of reflection is equal to the angle of incidence.
Pàgina 86 - ... and the buoyancy of the liquid which tends to raise it with a force equal to the weight of the liquid displaced.
Pàgina 610 - By Major Whyte-Melville. Digby Grand. General Bounce. Kate Coventry. The Gladiators. Good for Nothing. Holmby House. The Interpreter. The Queen's Maries. By the Author of
Pàgina 37 - Fig. position leads us to distinguish between three states of equilibrium — • stable, unstable, neutral. A body is said to be in stable equilibrium if it tends to return to its first position after the equilibrium has been slightly disturbed.