A School Compendium of Natural and Experimental Philosophy ...: With a Description of the Steam and Locomotive EnginesA.S. Barnes & Company, 1852 - 404 pages |
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A School Compendium of Natural and Experimental Philosophy ...: With a ... Richard Green Parker No preview available - 2018 |
A School Compendium of Natural and Experimental Philosophy ...: With a ... Richard Green Parker No preview available - 2018 |
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angle of incidence aphelion apparatus appear ascertained atmosphere attraction axis ball bell bottle called caused centre of gravity Ceres circle cohesion comets composed conductor constructed cork cylinder degree diameter direction distance earth eclipse effect elasticity electricity Electro-Magnetism equal Explain Fig Explain the figure fall feet figure represents fixed pulley force fulcrum galvanic glass greater heat heavenly bodies hydrometer hydrostatic bellows illustration is given inch inclined instrument Jupiter kind lateral pressure length lever Leyden jar light liquid machine magnet mechanical powers Mercury metals miles moon move moveable pulleys Natural Philosophy orbit orifice Pallas parallelogram pendulum perihelion perpendicular piston planet pole pounds principle produced proportion quantity of water reflected refracting telescope regard revolution revolve rise Saturn side solar solid bodies sound specific gravity substances sun's supposed surface telescope thrown tion tube Uranus velocity Venus vessel Vesta vibrations weight wheel and axle wire
Popular passages
Page 63 - ... time that the axle describes a small one, therefore the power is increased in the same proportion as the circumference of the wheel is greater than that of the axle. If the velocity of the wheel is...
Page 9 - Laws of Motion. Ivory Balls on Stand, for Collision. Set of eight illustrations for Centre of Gravity. Sliding Frame, for Composition of Forces. Apparatus for illustrating Central Forces. Mechanics. Complete set of Mechanicals, consisting of Pulleys ; Wheel and Axle; Capstan; Screw; Inclined Plane; Wedge. Hydrostatics. Bent Glass Tube, for Fluid Level. Mounted Spirit Level. Hydrometer and Jar, for Specific Gravity. Scales and Weights, for Specific Gravity. Hydrostatic Bellows, and Paradox. Hydraulics....
Page 24 - To give you an idea of the extreme porosity of bodies, sir Isaac Newton conjectured that if the earth were so compressed as to be absolutely without pores, its dimensions might possibly not be more than a cubic inch.
Page 5 - School set of philosophical apparatus; a description of the instruments, and an account of many experiments which can be performed by means of the apparatus. 3. It is enriched by a representation and a description of the Locomotive and the Stationary Steam Engines, in their latest and most approved forms. 4. Besides embracing a copious account of...
Page 58 - ... the fulcrum is at one end, the weight at the other, and the power between them.
Page 49 - ... they are to be considered as forming but one body ; if the two bodies be of equal weight, the centre of gravity will be in the middle of the line which unites them, (fig.
Page 27 - ... experience every instant contradicts it ; observe how much sooner this book reaches the floor than this sheet of paper, when I let them drop together. Emily. That is an objection I cannot answer. I must refer it * to you, Mrs. B. Mrs. B. I trust that we shall not find it insurmountable. It is true that, according to the laws of attraction, all bodies at an equal distance from the earth, should fall...
Page 80 - ... which it is contained, but merely by its depth; for, as every particle acts independently of the rest, it is only the column of particles above the orifice that can weigh upon and press out the water.
Page 128 - The diameters of the sun and moon are supposed to be divided into 12 equal parts, called digits. These bodies are said to have as many digits eclipsed aa there are of those parts involved in darkness.
Page 59 - There are two kinds of pulleys — the fixed and the mov^able. The fixed pulley is a pulley that has no other motion than a revolution on its axis, and it is used only for changing the direction of motion.