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From #1 science writer for kids Gail Gibbons, learn the latest facts about horses in this updated introduction to everyone’s dream pet–the horse!No other animal has captured people's imaginations or changed their lives as has the horse. Their grace, strength, and beauty have made horses sought after as well as useful. What would kings and queens, knights and conquistadores, cowboys and stagecoach drivers, or farmers have done without them? Bre...

What in the world is a tornado? In this age of extreme weather, this newly updated edition of Gail Gibbons' informative introduction to tornadoes, with safety tips included, answers that question.Tornadoes form when hot, humid air rises from the ground and meets with the cooler, denser air that is falling back to Earth. The two airstreams begin to swirl, pulling in more and more air to form a funnel-shaped cloud. The winds can swirl faster tha...

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An electrical machine is a device that converts mechanical energy into electrical energy or vice versa. Major types of electrical machines are generators, motors and transformers. An electric generator is a type of electrical machine that works on the principle of electromagnetic induction. It consists of two main components which are a stator and a rotor. Generators can be classified as AC generators and DC generators. The electric motor conv...

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Gibbons examines the water supply problem through five case studies. The problems faced by these regions and the methods suggested to overcome them provide excellent models for the entire United States. The case studies---typically, expanding supplies---but economic efficiency principles lead to emphasizing managing the demand. In many cases, this means reducing demand by raising prices.

In this highly anticipated collection, Unitarian Universalist Humanists present their faith perspectives in 23 engaging and thought-provoking essays. The contributors, both lay and ordained, demonstrate why Humanism has been one of the bedrock theologies of Unitarian Universalism for the last hundred years. They reflect on what it means to be a religious Humanist today and how they see the movement evolving in the twenty-first century. They ex...

An epic battle where heroes fight and die to protect a Kingdom from Viking invasion...991ADKing Aethelred the Unready's Kingdom of the English is threatened. Olaf Tryggvason and his fleet of Viking warships snap at the coastal edges like ravenous wolves, and Sweyn Forkbeard, King of the Danes, has landed in East Anglia with an army of battle-hardened warriors.Ealdorman Byrhtnoth of Essex must stand against them faced with overwhelming odds, fo...

Pennsylvania Dutch, and other essays, a classical book, has been considered important throughout the human history, and so that this work is never forgotten we at Alpha Editions have made efforts in its preservation by republishing this book in a modern format for present and future generations. This whole book has been reformatted, retyped and designed. These books are not made of scanned copies of their original work and hence the text is cl...

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