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The solid character of the hoof, its considerable weight, and the great power of the muscles of the hams, which are the principal agents in propelling the animal, make the hind feet capable of delivering a very powerful blow.
G. "So that it would not be absolutely necessary to give the projectile an initial velocity of five miles a second." I. "No; and, besides, we are not solely dependent on the rocket. A jet of gas, at a very high pressure, escaping from an orifice into the vacuum or ether, would give us a very high propelling force.
The dog jumped down and ran up to his master. Timmy walked across the big, flat, white stones, kicking a pebble as he went. At last, when he got close to the open gate, he hop-scotched, propelling the pebble far into the road. He was extremely disturbed and surprised. He went over and over again what he had heard the two men say.
Bronze and brass as materials came into general use and cannon were turned out with twenty to twenty-five inch bore weighing twenty tons and capable of hurling to a considerable distance projectiles weighing from two hundred pounds to one thousand pounds with powder as the propelling force.
She smiled at him very wonderfully, a smile which had to take the place of words, for there were servants now within hearing, and Sir Timothy himself was standing in the doorway. Lady Cynthia and Sir Timothy strolled after dinner to the bottom of the lawn and watched the punt which Francis was propelling turn from the stream into the river. "Perfectly idyllic," Lady Cynthia sighed.
Almost all the propelling agencies employed in navigation undergo this loss of labor, which depends on the mobility of the point d' appui. The bird is placed among conditions especially unfavorable. The Senses of Insects. The eyes of insects are sometimes so large as to envelop the head like an Elizabethan ruffle, and the creature's head, as in the common house fly, seems all eyes.
In propelling it the native stands near the centre, pushing his moo-aroo against the water, first on one side and then on the other; in shallow water one end of the moo-aroo is placed on the bottom, and the canoe so pushed along. The natives are well acquainted with the use of fire, for hardening the points of their weapons or softening the wood to enable them to bend them.
The dress of the gondoliers was fortunately not included in the statute; and the fine, stalwart fellow, who was quite winning our admiration by his graceful movements in propelling our gondola, was attired like a Venetian sailor, with a blue scarf round his waist, trimmed with silver lace. These gondoliers, for the most part, are a light-hearted and obliging race.
For a long time Longstreet's zeal and enthusiasm attracted the attention of a few of his wealthy friends, and these furnished him such money as he wanted; but no very long time was needed to convince those who were spending their money that the idea of propelling a boat by steam, instead of by sails or oars, was ridiculous.
It will henceforward belong to that interesting collection. The remarkable pencil sketch to which I have referred, is that of a screw propeller, drawn by my father, dated 1819. It was the result of many discussions as to the proper mode of propelling a vessel.
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