britannica_learning_library_003_-_science_and_n

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science and nature uncover the mystery of everyday marvels, from rocks to rainbows chicago london new delhi paris seoul sydney taipei tokyo learning l i b r a r y br itannica ® © 2008 by encyclopædia britannica, inc. cover photos (front): © lester lefkowitz/corbis; (back): © corbis. cover insert photos (left): © jeff vanuga/corbis; (right): © george b. diebold/corbis international standard book number: 978-1-59339-504-9 no part of this work may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage and retrieval system, without permission in writing from the publisher. britannica learning library: science and nature 2008 britannica.com may be accessed on the internet at http://www.britannica.com. (trademark reg. u.s. pat. off.) printed in u.s.a. project team judith west, editorial project manager christopher eaton, editor and educational consultant kathryn harper, u.k. editorial consultant marilyn l. barton, senior production …
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stine a. strom nadia c. venegas illustration david alexovich christine mccabe thomas spanos media asset management jeannine deubel kimberly l. cleary kurt heintz quanah humphreys copy sylvia wallace jennifer f. gierat glenn jenne mary kasprzak thad king larry kowalski joan lackowski dawn mchugh julian ronning chrystal schmit sarah waterman information management/ indexing carmen-maria hetrea edward paul moragne marco sampaolo sheila vasich mansur g. abdullah keith deweese catherine keich stephen seddon editorial technologies steven bosco gavin chiu bruce walters mark wiechec composition technology mel stagner manufacturing dennis flaherty kim gerber international business leah mansoor isabella saccà encyclopædia britannica, inc. jacob e. safra, chairman of the board jorge aguilar-cauz, president michael ross, senior vice president, corporate development dale h. hoiberg, senior vice president and editor marsha mackenzie, managing editor and director of production http://www.britannica.com to help you on your journey, we’ve provided the following guideposts in science and nature: ■ subject tabs—the …
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appear on the subject tabs. in science and nature, you’ll discover answers to these questions and many more. through pictures, articles, and fun facts, you’ll learn about weather, meet fascinating scientists, and see how plants and animals can change over time. i n t r o d u c t i o n what are tsunamis? why did the dinosaurs disappear? why do some leaves turn red? what woman won two nobel prizes in the sciences? learning l i b r a r y br itannica ® have a great trip! science and nature © 2008 encyclopædia britannica, inc. a fallen maple leaf shows its autumn colors. © royalty-free/corbis © 2008 encyclopædia britannica, inc. science and nature table of contents introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . …
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hardest-working gemstones in the world . . . 42 volcanoes: mountains of smoke and fire . . . . . . . . . 44 fossils: ancient life in stone . . . . . . . . . . . . . . . . . 46 dinosaurs: giants of the past . . . . . . . . . . . . . . . . . 48 dinosaurs: a mystery disappearance . . . . . . . . . . . . 50 tyrannosaur: the tyrant king. . . . . . . . . . . . . . . . . 52 mammoths and mastodons: ancient elephants . . . . 54 nature scientists luther burbank: inventing new plants . . . . . . . . . . 56 marie curie: discovering a new kind of science. . . . 58 charles …
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vors” of quarks—not chocolate or pistachio but “up,” “down,” “charm,” “strange,” “top,” and “bottom.” © 2008 encyclopædia britannica, inc. a t o m s 7answer: false. atoms can be split into electrons, neutrons, and protons, all of which are smaller than the atom itself. and quarks are even smaller than those. ★ � true or false? atoms are the smallest things of all. se arch light © 2008 encyclopædia britannica, inc. 8 did you know that many of the things you may see or use every day—such as the water in a glass, the air in a football, and even the hard metal in a toy car—are potential shape-shifters? the substances that these things are made of can have the form of a solid, a liquid, or a gas. the form they take depends mostly on their temperature. when water gets cold enough, it becomes a hard solid we call …

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science and nature uncover the mystery of everyday marvels, from rocks to rainbows chicago london new delhi paris seoul sydney taipei tokyo learning l i b r a r y br itannica ® © 2008 by encyclopædia britannica, inc. cover photos (front): © lester lefkowitz/corbis; (back): © corbis. cover insert photos (left): © jeff vanuga/corbis; (right): © george b. diebold/corbis international standard book number: 978-1-59339-504-9 no part of this work may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage and retrieval system, without permission in writing from the publisher. britannica learning library: science and nature 2008 britannica.com may be accessed on the internet at http://www.britannica.com. (tr...

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