Download Investigating the Chemistry of Atoms by Elizabeth Cregan PDF

By Elizabeth Cregan

During this attention-grabbing booklet on actual technology, readers will notice a number of the fundamentals of physics, together with subject, Atomic concept, alchemy, electrons, neutrons, protons, nucleus, and radioactivity. The easy-to-read textual content and fascinating proof and sidebars paintings together with the colourful, bright photographs, photographs, and diagrams to captivate and enjoyment readers from hide to hide. A word list, index, and hands-on lab task offers readers with the chance to discover the realm of topic on their own!

About Shell schooling
Rachelle Cracchiolo begun the corporate with a pal and fellow instructor. either have been desirous to proportion their rules and fervour for schooling with different school room leaders. What all started as a pastime, promoting lesson plans to neighborhood shops, turned a part-time activity after a whole day of educating, and finally blossomed into instructor Created fabrics. the tale persevered in 2004 with the release of Shell schooling and the creation assets and lecture room program books designed to aid instructor Created fabrics curriculum assets. at the present time, instructor Created fabrics and Shell schooling are of the main famous names in academic publishing around the globe.

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Download Cell Phones by Kevin Cunningham (Le PDF

By Kevin Cunningham (Le

Alexander Graham Bell could not probably have imagined that sooner or later humans across the world will be capable of name anyone on mobile smaller than the hands in their arms. Readers will become aware of how mobile phone expertise has emerged as a world phenomenon, connecting humans around the world to each other.

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Download Tundra (Biomes of the Earth) by Peter D. Moore PDF

By Peter D. Moore

The geography and geology of tundra habitats have many actual and climatic constraints. but whereas biodiversity is low, ecosystems nonetheless exist during this setting. a lot of the megafauna that we're acquainted with - resembling wooly mammoths and great elk - inhabited tundra environments, and lots more and plenty of what we all know of early human job came about during this harsh environment. "Tundra" offers an intensive review of the tundra habitat - previous, current, and destiny. precise features of lifestyles, similar to slow-growing dwarf bushes and animals displaying huge our bodies and small ears, are defined and mentioned within the context of variation and survival method. The historical past and prehistory of tundra also are explored. prior and current exploitation of tundra ecosystems is various. there's ample mineral, gasoline, and oil wealth in those parts, and ecotourism and iciness activities are plentiful. As use of tundra ecosystems expands, difficulties hooked up with weather swap, waste disposal, and different threats to the environment has to be addressed. "Tundra" examines those concerns and extra, in an easy-to-use layout ideal for any technological know-how library or school room.

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Download Archimedes: Mathematical Genius of the Ancient World by Mary Gow PDF

By Mary Gow

Grade 5-8 simply because additional info has survived approximately Archimedess contributions than approximately his lifestyles, such a lot of this e-book properly makes a speciality of his mathematical observations 22 centuries in the past. Descriptions of Syracuse and Alexandria, towns that prompted his social and academic improvement, introduce readers to historical Greek society and provides them a fuller figuring out of the significance of Archimedess discoveries. the subsequent chapters describe the importance of his paintings concerning levers, buoyancy, geometry, and pi and of such innovations because the pulley and Archimedess screw. The mythical Eureka! second related to the steel composition of the kings crown and a bankruptcy dedicated to the mans fondness for mathematical puzzles liven up textual content, which consists quite often of brief, declarative sentences. Footnotes are accurately referenced, and citations from fundamental assets comprise the writings of Plutarch and Cicero. Differentiation is made among factually recorded money owed and people attributed to legend. Good-quality, black-and-white illustrations upload info to the transparent textual content, that's awarded in huge font. 3 actions inspire scholar inquiry. With few different titles to be had for this viewers, this access within the sequence might be specially valuable for college students asking for books approximately old historical past or mathematicians.

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Download How Does Violent Media Affect Youth? by Bonnie Szumski PDF

By Bonnie Szumski

The horror of mass shootings leads, unavoidably, to renewed debate over the motives of such violenceparticularly within the context of sweet sixteen. experiences at the results of violent media on teenagers have had combined effects. via aim dialogue, a variety of direct charges, and full-color illustrations this identify examines: What Are the Origins of the Media Violence Debate? Does Violent Media reason Violent habit? Are Violent games Harming early life? what's the impression of Sexual Violence within the Media? How may still the matter of Media Violence Be Addressed?

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