School Science and Mathematics, Volume 19Smith & Turton, 1919 - Education |
Contents
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Common terms and phrases
acid addend agricultural algebra American angle answer apparatus arithmetic arithmetical mean biology botany Bowen High School cells cent Chairman chemical chemistry circle College color Committee construction course definite diffusion discussion elementary endosperm equal equation experiment fact geography Geological geometry girls give given glass grade heat High School Illinois inches instruction interest Iowa laboratory Liberty bonds Mass material Mathematics Teachers matter means measure method metric system Mount Morris nature Ohio organization osmosis osmotic osmotic pressure Pages paper physics plant possible practical present pressure principles problems produced Proposed pupils questions relation School Science Science and Mathematics scientific Secretary Section Senn High School solution stomata teaching temperature textbook things tion topics triangle tube United University of Chicago W. C. ALLEE York City
Popular passages
Page 545 - The rating a man earns furnishes a fairly reliable index of his ability to learn, to think quickly and accurately, to analyze a situation, to maintain a state of mental alertness, and to comprehend and follow instructions.
Page 81 - ... my eyes! Whenever, hitherto, these diminutive beings had appeared to me, they had always been in motion; but up to that time I had never been able to discern the nature of their motion. Now, however, I saw how, frequently, two smaller atoms united to form a pair; how a larger one embraced two smaller ones ; how still larger ones kept hold of three or even four of the smaller; whilst the whole kept whirling in a giddy dance. I saw how the larger ones formed a chain, dragging the smaller ones after...
Page 81 - But look! What was that? One of the snakes had seized hold of its own tail, and the form whirled mockingly before my eyes. As if by a flash of lightning I awoke; and this time also I spent the rest of the night in working out the consequences of the hypothesis.
Page 81 - I was returning by the last omnibus, ' outside,' as usual, through the deserted streets of the metropolis, which are at other times so full of life. I fell into a reverie and lo, the atoms were gambolling before my eyes ! Whenever, hitherto, these diminutive beings had appeared to me, they had always been in motion ; but up to that time I had never been able to discern the nature of their motion. Now, however, I saw how, frequently, two smaller atoms united to form a pair ; how a larger one embraced...
Page 379 - An atom is smaller than a molecule, and a molecule of water is composed of two atoms of hydrogen and one of oxygen.
Page 355 - The new mathematics is a sort of supplement to language, affording a means of thought about form and quantity and a means of expression, more exact, compact, and ready than ordinary language.
Page 547 - ... suggests their consideration for advancement; 2. In the prompt selection and assignment to development battalions of men who are so inferior mentally that they are suited only for selected assignments; 3. In forming organizations of uniform mental strength where such uniformity is desired; 4. In forming organizations of superior mental strength where such superiority is demanded by the nature of the work to be performed; 5. In selecting suitable men for various army duties or for special training...
Page 59 - (1) A desire to understand the meaning and use of some fact, phenomenon, or experience. This leads to questions and problems. (2) A conviction that it is worth while and possible to secure an understanding of the thing in question. This causes one to work with an impelling interest. (3) The gathering from experience, books and experiments of the needed information, and the application of this information to answer the question in hand.
Page 280 - Readers are invited to propose questions for solution — scientific or pedagogical — and to answer questions proposed by others or by themselves. Kindly address all communications to Franklin T. Jones, 10109 Wilbur Ave., SE, Cleveland, Ohio. Please send examination papers on any subject or from any source to the Editor of this department. He will reciprocate by sending you such collections of questions as may interest you and be at his disposal.
Page 59 - In the ordinary routine of the farm it may be that the boy is required to tend the poultry. During -at least one year he should be given control of at least one pen of poultry, and facilities for feeding a balanced ration and trap nesting individual birds for comparison of productivity in laying.