What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
accomplished achieved actual Alexander appliances Archimedes army Assyrians barbarians battle brilliant Britain British Caesar called caused century Charlotte Dundas chine conceived the idea conception concrete constructive continually contribution countries cylinder developed discovery effect electric current electric telegraph embodied especially Europe exist fact fleet followed force France German Empire greater Greece Greeks gun-cotton Hero's engine Horatio Nelson imagination important invention improvement increased influence of invention influence on history instrument invention on history inventor investigations kind later laws lived Machine of Civilization magnetic material means mechanical ment mental merely mind movable type Napoleon nations nature operation original Persian physical picture possessed possible practical printing press probably produced progress realize reason result retina Roman Rome savage seems ships skill steam engine steam hammer Stone Age successful telegraph telephone things tion trained utilization vention victory weapons wholly wire
Page 134 - The squares of the periodic times of the planets are proportional to the cubes of their mean distances from the Sun.
Page 144 - Change of momentum is proportional to the force and to the time during which it acts, and is in the same direction as the force; (3) To every action there is an equal and opposite reaction.
Page 134 - ... 1. The orbits of the planets are ellipses having the sun at one focus. 2. The area swept...
Page 140 - Instauratio was to be, as he expresses it, " the science of a better and more perfect use of reason in the investigation of things, and of the true aids of the understanding," the new logic, or inductive method, in which what is eminently styled the Baconian philosophy consists.
Page 144 - ... with a force proportional to their masses and inversely proportional to the square of the distance between them.
Page 323 - The United Kingdom', The Dominion of Canada', The Commonwealth of Australia', The Union of South Africa', etc., would be used as headings to distinguish the various plenipotentiaries.
Page 78 - ... the power, multiplied by its distance from the fulcrum, is equal to the weight, multiplied by its distance from the same point.
Page 213 - Neilson, for an improved application of air to produce heat in fires, forges, and furnaces...
Page 10 - It is true that many of the most important inventions have been made by engineers; but this has been because some engineers, like Ericsson, have been inventors also. But it is also true that only a small proportion of the engineers have made original inventions; and it is equally true that many inventions have failed — or have been slow in achieving success — because of the lack of engineering skill in construction or design. These facts show that the work of the inventor is very different from...