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Symbiosis
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty First Century Books, Oct. 1, 2007)Discusses the three kinds of symbiosis--mutualism, commensalism, and parasitism--and describes examples of these relationships.
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Photosynthesis
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty First Century Books, Oct. 1, 2007)Explains photosynthesis, the process responsible for providing the material and energy for all living things, and discusses such related issues as respiration, the carbon cycle, acid rain, and thegreenhouse effect.
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Plate Tectonics
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, Feb. 1, 2009)Discusses plate tectonics, the theory that the surface of the earth is always moving, and the connection of this phenomenon to earthquakes and volcanoes.
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Adaptation
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, July 30, 2007)Introduction to ways that species have adapted over time to differing environments.
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Cells
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, Feb. 1, 2009)The authors discuss cellular functions, including how advances in cell research have led to artificial cloning, and how they are bringing scientists closer to finding cures for serious diseases.
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Matter
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty First Century Books, Oct. 1, 2008)Explains what is inside matter, how it forms different states, how it is defined with the elements of the modern periodic table, and how chemical reactions take place. Also features current research on matter, showing how scientists are finding ways to use substances--even garbage--to create brand new resources and substitutes for items with limited supplies.
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The Universe
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, Feb. 1, 2009)Profiles human discoveries involving space including discussions about stars, planets, and other celestial bodies.
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Energy
Alvin Silverstein, Virginia Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, Aug. 8, 2008)Discusses the sources and uses of different types of energy, both natural and man-made, including electrical, magnetic, light, heat, sound, and nuclear energy.
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DNA
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, Oct. 1, 2008)Explains the structure and function of DNA and discusses current relevant scientific research.
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Global Warming
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty First Century Books, Feb. 1, 2009)A look at global warning.
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Food Chains
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty-First Century Books, Oct. 1, 2007)Explains various components of a food chain and discusses energy flows, food webs, food pyramids, recycling in nature, and the effect of humans on food chains.
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Growth and Development
Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn
Library Binding (Twenty First Century Books, Oct. 1, 2007)Explains how cells divide and multiply, how humans develop from a single cell to an adult, and how other living things grow.