Nature Study: A Pupil's Text-book

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American Book Company, 1905 - Nature study - 142 pages
 

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Page 5 - The lessons throw light on unfamiliar sides of familiar things, and afford a basis for future scientific studies, especially along biological lines. They are correlated with drawing and language in such a way that sketching and composition writing may lead to closer observation of the specimens, and that nature study may afford interesting and inspiring subjects for expression with pencil and pen.
Page 5 - ... composition writing may lead to closer observation of the specimens, and' that nature study may afford interesting and inspiring subjects for expression with pencil and pen. The cuts, with which the book is plentifully supplied, are for the most part reproductions of photographs by the author. Throughout the book laboratory methods are outlined. Each lesson is divided into two parts : first, observing, sketching, and describing a specimen that is examined in the schoolroom ; and second, supplementary...
Page 5 - The subjects taken up are connected with everyday life, and include the house fly, mosquito, butterfly, moths, mushrooms, dandelion, spider webs, golden-rod, golden-rod gall, burdock, nest of a paper wasp, nest of a mud wasp, bird's nest, tree trunk, cocoons, ice, snowflake, frost, pine tree, pine...
Page 114 - ... magnet form a couple tending to rotate the magnet about its center o. The moment of this couple is equal to one force multiplied by the perpendicular distance between the lines of action. The moment of the couple produced by the force...

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