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action applied attached axis axle balance wheel ball beam body called centre of gravity centrifugal force combined consequently continued cord cylinder descend diagonal diameter diminished direction distance diurnal motion effect elasticity equal equilibrium escapement wheel evident example exerted explained expressed fall feet fixed friction gnomon greater horizontal imparted inches inclined plane increased inking length less lever machine magnitude mainspring manner mass matter mechanical metal momentum moving force moving power oscillation parallel parallelogram parallelogram of forces particles passing pendulum perpendicular pinion piston placed porosity position power and weight pressure principle produced progressive motion proportion pulley quantity raised ratchet wheel rendered represented in fig resistance rest revolution revolve right angles rollers rope round screw shaft side simple machines single force solid space spring strike suppose surface suspended teeth thread tion tooth turned uniform universal joint velocity vertical vessel vibration
Page vi - The perspicuity of the original has been retained, and chapters which had become obsolete, have been replaced by others of more modern character. The explanations throughout are studiously popular, and care has been taken to show the application of the various branches of physics to the industrial arts, and to the practical business of life.
Page 409 - A History of Greece from the Earliest Times to the Roman Conquest With Supplementary Chapters on the History of Literature and Art. By WILLIAM SMITH, LL.D., Editor of the Dictionaries of "Greek and Roman Antiquities," "Biography and Mythology," and
Page 411 - Things.— Fire. Locomotion and Transport, their Influence and Progress. The Moon. Common Things.— The Earth. The Electric Telegraph. Terrestrial Heat. The Sun. Earthquakes and Volcanoes. Barometer, Safety Lamp, and Whitworth's Micrometric Apparatus.
Page 410 - Barlow's Tables of Squares, Cubes, Square Roots, Cube Roots and Reciprocals, of all Integer Numbers from 1 to 10,000.
Page 407 - GREENWOOD— THE ELEMENTS OF GREEK GRAMMAR, including Accidence, Irregular Verbs, and Principles of Derivation and Composition ; adapted to the System of Crude Forms. By JG GREENWOOD, Principal of Owens College, Manchester. New Edition. Crown 8vo.
Page 409 - ITALIAN. Smith's First Italian Course ; being a Practical and Easy Method of Learning the Elements of the Italian Language. ' Edited from the German of FILIPPI, after the method of Dr.
Page 184 - An oar is a lever of the second kind. The reaction of the water against the blade is the fulcrum. The boat is the weight, and the hand of the boatman the power. The rudder of a ship or boat is an example of this kind of lever, and explained in a similar way.
Page 414 - Principles of Agricultural Chemistry ; with Special Reference to the late Researches made in England.
Page 11 - ... sense and instinct. In the liquids in which they live, they are observed to move with astonishing speed and activity ; nor are their motions blind and fortuitous, but evidently governed by choice, and directed to an end. They use food and drink, from which they derive nutrition, and are therefore furnished with a digestive apparatus.